56856140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{258437}}^1$

素因数の和:258457

約数の個数: 24

約数和(自身を含む): 130252752

約数和(自身を除く): 73396612

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 258437, 516874, 1033748, 1292185, 2584370, 2842807, 5168740, 5685614, 11371228, 14214035, 28428070, 56856140]

約数ペア:

[(1, 56856140), (2, 28428070), (4, 14214035), (5, 11371228), (10, 5685614), (11, 5168740), (20, 2842807), (22, 2584370), (44, 1292185), (55, 1033748), (110, 516874), (220, 258437)]