Q: What is the sum of all factors of the number 432,421,140 excluding 432,421,140?

 A: 778,358,220

Why is 778,358,220 the sum of all factors of 432,421,140, excluding 432,421,140?

The factors of the number 432,421,140 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 7207019, 14414038, 21621057, 28828076, 36035095, 43242114, 72070190, 86484228, 108105285, 144140380, 216210570, 432421140.

If you add them up, you will get the total of 432,421,918. Now subtract 432,421,140 to get 778,358,220


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