Q: What is the sum of all factors of the number 254,433,520 excluding 254,433,520?

A: 390,904,640

Why is 390,904,640 the sum of all factors of 254,433,520, excluding 254,433,520?

The factors of the number 254,433,520 are: 1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 289129, 578258, 1156516, 1445645, 2313032, 2891290, 3180419, 4626064, 5782580, 6360838, 11565160, 12721676, 15902095, 23130320, 25443352, 31804190, 50886704, 63608380, 127216760, 254433520.

If you add them up, you will get the total of 254,433,910. Now subtract 254,433,520 to get 390,904,640