Q: What is the sum of all factors of the number 513,826,380 excluding 513,826,380?

A: 1,044,780,852

Why is 1,044,780,852 the sum of all factors of 513,826,380, excluding 513,826,380?

The factors of the number 513,826,380 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2854591, 5709182, 8563773, 11418364, 14272955, 17127546, 25691319, 28545910, 34255092, 42818865, 51382638, 57091820, 85637730, 102765276, 128456595, 171275460, 256913190, 513826380.

If you add them up, you will get the total of 513,826,381. Now subtract 513,826,380 to get 1,044,780,852