446256980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1087}}^1\times {\mathrm{1579}}^1$

素因数の和:2688

約数の個数: 48

約数和(自身を含む): 1010795520

約数和(自身を除く): 564538540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1087, 1579, 2174, 3158, 4348, 5435, 6316, 7895, 10870, 14131, 15790, 20527, 21740, 28262, 31580, 41054, 56524, 70655, 82108, 102635, 141310, 205270, 282620, 410540, 1716373, 3432746, 6865492, 8581865, 17163730, 22312849, 34327460, 44625698, 89251396, 111564245, 223128490, 446256980]

約数ペア:

[(1, 446256980), (2, 223128490), (4, 111564245), (5, 89251396), (10, 44625698), (13, 34327460), (20, 22312849), (26, 17163730), (52, 8581865), (65, 6865492), (130, 3432746), (260, 1716373), (1087, 410540), (1579, 282620), (2174, 205270), (3158, 141310), (4348, 102635), (5435, 82108), (6316, 70655), (7895, 56524), (10870, 41054), (14131, 31580), (15790, 28262), (20527, 21740)]