23420980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3671}}^1$

素因数の和:3720

約数の個数: 48

約数和(自身を含む): 55520640

約数和(自身を除く): 32099660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 3671, 6380, 7342, 14684, 18355, 36710, 40381, 73420, 80762, 106459, 161524, 201905, 212918, 403810, 425836, 532295, 807620, 1064590, 1171049, 2129180, 2342098, 4684196, 5855245, 11710490, 23420980]

約数ペア:

[(1, 23420980), (2, 11710490), (4, 5855245), (5, 4684196), (10, 2342098), (11, 2129180), (20, 1171049), (22, 1064590), (29, 807620), (44, 532295), (55, 425836), (58, 403810), (110, 212918), (116, 201905), (145, 161524), (220, 106459), (290, 80762), (319, 73420), (580, 40381), (638, 36710), (1276, 18355), (1595, 14684), (3190, 7342), (3671, 6380)]