Q: What is the sum of all factors of the number 642,624 excluding 642,624?

Why is 1,058,160 the sum of all factors of 642,624, excluding 642,624?

The factors of the number 642,624 are: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 3347, 6694, 10041, 13388, 20082, 26776, 40164, 53552, 80328, 107104, 160656, 214208, 321312, 642624.

If you add them up, you will get the total of 642,625. Now subtract 642,624 to get 1,058,160

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