Q: What is the sum of all factors of the number 220,021,220 excluding 220,021,220?

A: 267,181,468

Why is 267,181,468 the sum of all factors of 220,021,220, excluding 220,021,220?

The factors of the number 220,021,220 are: 1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 388, 460, 485, 970, 1940, 2231, 4462, 4931, 8924, 9862, 11155, 19724, 22310, 24655, 44620, 49310, 98620, 113413, 226826, 453652, 478307, 567065, 956614, 1134130, 1913228, 2268260, 2391535, 4783070, 9566140, 11001061, 22002122, 44004244, 55005305, 110010610, 220021220.

If you add them up, you will get the total of 220,021,487. Now subtract 220,021,220 to get 267,181,468