Q: What is the sum of all factors of the number 10,260,640 excluding 10,260,640?

A: 15,850,088

Why is 15,850,088 the sum of all factors of 10,260,640, excluding 10,260,640?

The factors of the number 10,260,640 are: 1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 4933, 9866, 19732, 24665, 39464, 49330, 64129, 78928, 98660, 128258, 157856, 197320, 256516, 320645, 394640, 513032, 641290, 789280, 1026064, 1282580, 2052128, 2565160, 5130320, 10260640.

If you add them up, you will get the total of 10,260,655. Now subtract 10,260,640 to get 15,850,088