68151380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{309779}}^1$

素因数の和:309799

約数の個数: 24

約数和(自身を含む): 156129120

約数和(自身を除く): 87977740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 309779, 619558, 1239116, 1548895, 3097790, 3407569, 6195580, 6815138, 13630276, 17037845, 34075690, 68151380]

約数ペア:

[(1, 68151380), (2, 34075690), (4, 17037845), (5, 13630276), (10, 6815138), (11, 6195580), (20, 3407569), (22, 3097790), (44, 1548895), (55, 1239116), (110, 619558), (220, 309779)]