Q: What is the sum of all factors of the number 457,940 excluding 457,940?

 A: 641,452

Why is 641,452 the sum of all factors of 457,940, excluding 457,940?

The factors of the number 457,940 are: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3271, 6542, 13084, 16355, 22897, 32710, 45794, 65420, 91588, 114485, 228970, 457940.

If you add them up, you will get the total of 458,581. Now subtract 457,940 to get 641,452


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