Q: What is the sum of all factors of the number 689,440 excluding 689,440?
A: 1,004,000
The factors of the number 689,440 are: 1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 139, 155, 160, 248, 278, 310, 496, 556, 620, 695, 992, 1112, 1240, 1390, 2224, 2480, 2780, 4309, 4448, 4960, 5560, 8618, 11120, 17236, 21545, 22240, 34472, 43090, 68944, 86180, 137888, 172360, 344720, 689440.
If you add them up, you will get the total of 689,441. Now subtract 689,440 to get 1,004,000