30618940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139177}}^1$

素因数の和:139197

約数の個数: 24

約数和(自身を含む): 70145712

約数和(自身を除く): 39526772

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 139177, 278354, 556708, 695885, 1391770, 1530947, 2783540, 3061894, 6123788, 7654735, 15309470, 30618940]

約数ペア:

[(1, 30618940), (2, 15309470), (4, 7654735), (5, 6123788), (10, 3061894), (11, 2783540), (20, 1530947), (22, 1391770), (44, 695885), (55, 556708), (110, 278354), (220, 139177)]