40008980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6271}}^1$

素因数の和:6320

約数の個数: 48

約数和(自身を含む): 94832640

約数和(自身を除く): 54823660

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, 6271, 6380, 12542, 25084, 31355, 62710, 68981, 125420, 137962, 181859, 275924, 344905, 363718, 689810, 727436, 909295, 1379620, 1818590, 2000449, 3637180, 4000898, 8001796, 10002245, 20004490, 40008980]

約数ペア:

[(1, 40008980), (2, 20004490), (4, 10002245), (5, 8001796), (10, 4000898), (11, 3637180), (20, 2000449), (22, 1818590), (29, 1379620), (44, 909295), (55, 727436), (58, 689810), (110, 363718), (116, 344905), (145, 275924), (220, 181859), (290, 137962), (319, 125420), (580, 68981), (638, 62710), (1276, 31355), (1595, 25084), (3190, 12542), (6271, 6380)]