142588940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{18911}}^1$

素因数の和:18962

約数の個数: 48

約数和(自身を含む): 333607680

約数和(自身を除く): 191018740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 18911, 37822, 75644, 94555, 189110, 245843, 378220, 491686, 548419, 983372, 1096838, 1229215, 2193676, 2458430, 2742095, 4916860, 5484190, 7129447, 10968380, 14258894, 28517788, 35647235, 71294470, 142588940]

約数ペア:

[(1, 142588940), (2, 71294470), (4, 35647235), (5, 28517788), (10, 14258894), (13, 10968380), (20, 7129447), (26, 5484190), (29, 4916860), (52, 2742095), (58, 2458430), (65, 2193676), (116, 1229215), (130, 1096838), (145, 983372), (260, 548419), (290, 491686), (377, 378220), (580, 245843), (754, 189110), (1508, 94555), (1885, 75644), (3770, 37822), (7540, 18911)]