51547540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5449}}^1$

素因数の和:5512

約数の個数: 48

約数和(自身を含む): 120859200

約数和(自身を除く): 69311660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 5449, 9460, 10898, 21796, 27245, 54490, 59939, 108980, 119878, 234307, 239756, 299695, 468614, 599390, 937228, 1171535, 1198780, 2343070, 2577377, 4686140, 5154754, 10309508, 12886885, 25773770, 51547540]

約数ペア:

[(1, 51547540), (2, 25773770), (4, 12886885), (5, 10309508), (10, 5154754), (11, 4686140), (20, 2577377), (22, 2343070), (43, 1198780), (44, 1171535), (55, 937228), (86, 599390), (110, 468614), (172, 299695), (215, 239756), (220, 234307), (430, 119878), (473, 108980), (860, 59939), (946, 54490), (1892, 27245), (2365, 21796), (4730, 10898), (5449, 9460)]