Q: What is the sum of all factors of the number 28,072,580 excluding 28,072,580?

A: 33,019,360

Why is 33,019,360 the sum of all factors of 28,072,580, excluding 28,072,580?

The factors of the number 28,072,580 are: 1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1669, 1682, 3338, 3364, 4205, 6676, 8345, 8410, 16690, 16820, 33380, 48401, 96802, 193604, 242005, 484010, 968020, 1403629, 2807258, 5614516, 7018145, 14036290, 28072580.

If you add them up, you will get the total of 28,072,613. Now subtract 28,072,580 to get 33,019,360