Q: What is the sum of all factors of the number 420,101,134 excluding 420,101,134?

A: 280,775,666

Why is 280,775,666 the sum of all factors of 420,101,134, excluding 420,101,134?

The factors of the number 420,101,134 are: 1, 2, 19, 29, 38, 47, 58, 94, 551, 893, 1102, 1363, 1786, 2726, 8111, 16222, 25897, 51794, 154109, 235219, 308218, 381217, 470438, 762434, 4469161, 7243123, 8938322, 11055293, 14486246, 22110586, 210050567, 420101134.

If you add them up, you will get the total of 420,101,414. Now subtract 420,101,134 to get 280,775,666