90507220

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{14551}}^1$

素因数の和:14871

約数の個数: 24

約数和(自身を含む): 190689408

約数和(自身を除く): 100182188

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 14551, 29102, 58204, 72755, 145510, 291020, 4525361, 9050722, 18101444, 22626805, 45253610, 90507220]

約数ペア:

[(1, 90507220), (2, 45253610), (4, 22626805), (5, 18101444), (10, 9050722), (20, 4525361), (311, 291020), (622, 145510), (1244, 72755), (1555, 58204), (3110, 29102), (6220, 14551)]