Q: What is the sum of all factors of the number 289,390 excluding 289,390?
A: 244,418
The factors of the number 289,390 are: 1, 2, 5, 10, 43, 86, 215, 430, 673, 1346, 3365, 6730, 28939, 57878, 144695, 289390.
If you add them up, you will get the total of 289,634. Now subtract 289,390 to get 244,418