Q: What is the sum of all factors of the number 4,161,280 including 4,161,280?

A: 9,970,632

Why is 9,970,632 the sum of all factors of 4,161,280, including 4,161,280?

The factors of the number 4,161,280 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 3251, 6502, 13004, 16255, 26008, 32510, 52016, 65020, 104032, 130040, 208064, 260080, 416128, 520160, 832256, 1040320, 2080640, 4161280.

If you add them up, you will get the total of 9,970,632.