Q: What is the sum of all factors of the number 405,802 excluding 405,802?
A: 249,398
The factors of the number 405,802 are: 1, 2, 19, 38, 59, 118, 181, 362, 1121, 2242, 3439, 6878, 10679, 21358, 202901, 405802.
If you add them up, you will get the total of 406,051. Now subtract 405,802 to get 249,398