Q: What is the sum of all factors of the number 231,042,040 excluding 231,042,040?

A: 289,671,320

Why is 289,671,320 the sum of all factors of 231,042,040, excluding 231,042,040?

The factors of the number 231,042,040 are: 1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 2564, 3205, 5128, 6410, 9011, 12820, 18022, 25640, 36044, 45055, 72088, 90110, 180220, 360440, 5776051, 11552102, 23104204, 28880255, 46208408, 57760510, 115521020, 231042040.

If you add them up, you will get the total of 231,042,329. Now subtract 231,042,040 to get 289,671,320