139346740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{18481}}^1$

素因数の和:18532

約数の個数: 48

約数和(自身を含む): 326022480

約数和(自身を除く): 186675740

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, 18481, 36962, 73924, 92405, 184810, 240253, 369620, 480506, 535949, 961012, 1071898, 1201265, 2143796, 2402530, 2679745, 4805060, 5359490, 6967337, 10718980, 13934674, 27869348, 34836685, 69673370, 139346740]

約数ペア:

[(1, 139346740), (2, 69673370), (4, 34836685), (5, 27869348), (10, 13934674), (13, 10718980), (20, 6967337), (26, 5359490), (29, 4805060), (52, 2679745), (58, 2402530), (65, 2143796), (116, 1201265), (130, 1071898), (145, 961012), (260, 535949), (290, 480506), (377, 369620), (580, 240253), (754, 184810), (1508, 92405), (1885, 73924), (3770, 36962), (7540, 18481)]