Q: What is the sum of all factors of the number 256,835,720 excluding 256,835,720?
A: 321,044,740
The factors of the number 256,835,720 are: 1, 2, 4, 5, 8, 10, 20, 40, 6420893, 12841786, 25683572, 32104465, 51367144, 64208930, 128417860, 256835720.
If you add them up, you will get the total of 256,836,041. Now subtract 256,835,720 to get 321,044,740