Q: What is the sum of all factors of the number 20,038,520 excluding 20,038,520?

A: 27,143,440

Why is 27,143,440 the sum of all factors of 20,038,520, excluding 20,038,520?

The factors of the number 20,038,520 are: 1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 920, 947, 1058, 1894, 2116, 2645, 3788, 4232, 4735, 5290, 7576, 9470, 10580, 18940, 21160, 21781, 37880, 43562, 87124, 108905, 174248, 217810, 435620, 500963, 871240, 1001926, 2003852, 2504815, 4007704, 5009630, 10019260, 20038520.

If you add them up, you will get the total of 20,038,547. Now subtract 20,038,520 to get 27,143,440