85698220

素因数分解:

$2^2\times 5^1\times {\mathrm{1543}}^1\times {\mathrm{2777}}^1$

素因数の和:4329

約数の個数: 24

約数和(自身を含む): 180147744

約数和(自身を除く): 94449524

約数列:

[1, 2, 4, 5, 10, 20, 1543, 2777, 3086, 5554, 6172, 7715, 11108, 13885, 15430, 27770, 30860, 55540, 4284911, 8569822, 17139644, 21424555, 42849110, 85698220]

約数ペア:

[(1, 85698220), (2, 42849110), (4, 21424555), (5, 17139644), (10, 8569822), (20, 4284911), (1543, 55540), (2777, 30860), (3086, 27770), (5554, 15430), (6172, 13885), (7715, 11108)]