Q: What is the sum of all factors of the number 2,142,900 excluding 2,142,900?

A: 4,576,722

Why is 4,576,722 the sum of all factors of 2,142,900, excluding 2,142,900?

The factors of the number 2,142,900 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 2381, 4762, 7143, 9524, 11905, 14286, 21429, 23810, 28572, 35715, 42858, 47620, 59525, 71430, 85716, 107145, 119050, 142860, 178575, 214290, 238100, 357150, 428580, 535725, 714300, 1071450, 2142900.

If you add them up, you will get the total of 2,142,904. Now subtract 2,142,900 to get 4,576,722