Q: What is the sum of all factors of the number 404,544,270 excluding 404,544,270?

A: 641,048,082

Why is 641,048,082 the sum of all factors of 404,544,270, excluding 404,544,270?

The factors of the number 404,544,270 are: 1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1037293, 2074586, 3111879, 5186465, 6223758, 10372930, 13484809, 15559395, 26969618, 31118790, 40454427, 67424045, 80908854, 134848090, 202272135, 404544270.

If you add them up, you will get the total of 404,544,911. Now subtract 404,544,270 to get 641,048,082