Q: What is the sum of all factors of the number 9,250,640 excluding 9,250,640?

A: 15,331,120

Why is 15,331,120 the sum of all factors of 9,250,640, excluding 9,250,640?

The factors of the number 9,250,640 are: 1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 16519, 33038, 66076, 82595, 115633, 132152, 165190, 231266, 264304, 330380, 462532, 578165, 660760, 925064, 1156330, 1321520, 1850128, 2312660, 4625320, 9250640.

If you add them up, you will get the total of 9,250,655. Now subtract 9,250,640 to get 15,331,120