558744140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{457987}}^1$

素因数の和:458057

約数の個数: 24

約数和(自身を含む): 1192600752

約数和(自身を除く): 633856612

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 457987, 915974, 1831948, 2289935, 4579870, 9159740, 27937207, 55874414, 111748828, 139686035, 279372070, 558744140]

約数ペア:

[(1, 558744140), (2, 279372070), (4, 139686035), (5, 111748828), (10, 55874414), (20, 27937207), (61, 9159740), (122, 4579870), (244, 2289935), (305, 1831948), (610, 915974), (1220, 457987)]