22278680

素因数分解:

$2^3\times 5^1\times {\mathrm{556967}}^1$

素因数の和:556978

約数の個数: 16

約数和(自身を含む): 50127120

約数和(自身を除く): 27848440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 556967, 1113934, 2227868, 2784835, 4455736, 5569670, 11139340, 22278680]

約数ペア:

[(1, 22278680), (2, 11139340), (4, 5569670), (5, 4455736), (8, 2784835), (10, 2227868), (20, 1113934), (40, 556967)]