Q: What is the sum of all factors of the number 204,202,040 excluding 204,202,040?

A: 320,889,640

Why is 320,889,640 the sum of all factors of 204,202,040, excluding 204,202,040?

The factors of the number 204,202,040 are: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 729293, 1458586, 2917172, 3646465, 5105051, 5834344, 7292930, 10210102, 14585860, 20420204, 25525255, 29171720, 40840408, 51050510, 102101020, 204202040.

If you add them up, you will get the total of 204,202,360. Now subtract 204,202,040 to get 320,889,640