138667540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{630307}}^1$

素因数の和:630327

約数の個数: 24

約数和(自身を含む): 317675232

約数和(自身を除く): 179007692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 630307, 1260614, 2521228, 3151535, 6303070, 6933377, 12606140, 13866754, 27733508, 34666885, 69333770, 138667540]

約数ペア:

[(1, 138667540), (2, 69333770), (4, 34666885), (5, 27733508), (10, 13866754), (11, 12606140), (20, 6933377), (22, 6303070), (44, 3151535), (55, 2521228), (110, 1260614), (220, 630307)]