Q: What is the sum of all factors of the number 1,279,778 excluding 1,279,778?
A: 644,782
The factors of the number 1,279,778 are: 1, 2, 659, 971, 1318, 1942, 639889, 1279778.
If you add them up, you will get the total of 1,280,422. Now subtract 1,279,778 to get 644,782