Q: What is the sum of all factors of the number 307,440,760 excluding 307,440,760?

A: 447,187,640

Why is 447,187,640 the sum of all factors of 307,440,760, excluding 307,440,760?

The factors of the number 307,440,760 are: 1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 698729, 1397458, 2794916, 3493645, 5589832, 6987290, 7686019, 13974580, 15372038, 27949160, 30744076, 38430095, 61488152, 76860190, 153720380, 307440760.

If you add them up, you will get the total of 307,441,207. Now subtract 307,440,760 to get 447,187,640