Q: What is the sum of all factors of the number 87,638,560 excluding 87,638,560?

Why is 119,407,916 the sum of all factors of 87,638,560, excluding 87,638,560?

The factors of the number 87,638,560 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 547741, 1095482, 2190964, 2738705, 4381928, 5477410, 8763856, 10954820, 17527712, 21909640, 43819280, 87638560.

If you add them up, you will get the total of 87,638,679. Now subtract 87,638,560 to get 119,407,916

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