Q: What is the sum of all factors of the number 424,640 excluding 424,640?

 A: 587,296

Why is 587,296 the sum of all factors of 424,640, excluding 424,640?

The factors of the number 424,640 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1327, 2654, 5308, 6635, 10616, 13270, 21232, 26540, 42464, 53080, 84928, 106160, 212320, 424640.

If you add them up, you will get the total of 425,227. Now subtract 424,640 to get 587,296


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