Q: What is the sum of all factors of the number 30,940 excluding 30,940?

A: 53,732

Why is 53,732 the sum of all factors of 30,940, excluding 30,940?

The factors of the number 30,940 are: 1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 65, 68, 70, 85, 91, 119, 130, 140, 170, 182, 221, 238, 260, 340, 364, 442, 455, 476, 595, 884, 910, 1105, 1190, 1547, 1820, 2210, 2380, 3094, 4420, 6188, 7735, 15470, 30940.

If you add them up, you will get the total of 30,993. Now subtract 30,940 to get 53,732