Q: What is the sum of all factors of the number 86,438 excluding 86,438?

A: 55,042

Why is 55,042 the sum of all factors of 86,438, excluding 86,438?

The factors of the number 86,438 are: 1, 2, 11, 22, 3929, 7858, 43219, 86438.

If you add them up, you will get the total of 86,493. Now subtract 86,438 to get 55,042

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