The main factors regarding 70 is 2 x 5 x 7. Put simply, 70 can be expressed as a product of its primary factors that are 2, 5, and 7. 70 can be written as a result of its prime factors 2, 5, and 7 is known as the prime factorization of 70. These prime factors are the building blocks that make up the number 70. By performing the method of finding the prime factors on 70, we can determine that 2, 5, and 7 are its main factors. In essence, we are splitting down the number 70 into its component fundamental elements. Splitting the number 70 into its prime divisors 2, 5, and 7 is called finding the prime factors of 70. Performing this we are expressing 70 as a product of its fundamental elements.