Q: What is the sum of all factors of the number 129,140 excluding 129,140?

 A: 167,212

Why is 167,212 the sum of all factors of 129,140, excluding 129,140?

The factors of the number 129,140 are: 1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 587, 1174, 2348, 2935, 5870, 6457, 11740, 12914, 25828, 32285, 64570, 129140.

If you add them up, you will get the total of 129,307. Now subtract 129,140 to get 167,212


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