Q: What is the sum of all factors of the number 140,780 excluding 140,780?

A: 154,900

Why is 154,900 the sum of all factors of 140,780, excluding 140,780?

The factors of the number 140,780 are: 1, 2, 4, 5, 10, 20, 7039, 14078, 28156, 35195, 70390, 140780.

If you add them up, you will get the total of 140,934. Now subtract 140,780 to get 154,900

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