4080209744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{30319}}^1$

素因数の和:30987

約数の個数: 40

約数和(自身を含む): 8526954240

約数和(自身を除く): 4446744496

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 647, 1294, 2588, 5176, 8411, 10352, 16822, 30319, 33644, 60638, 67288, 121276, 134576, 242552, 394147, 485104, 788294, 1576588, 3153176, 6306352, 19616393, 39232786, 78465572, 156931144, 255013109, 313862288, 510026218, 1020052436, 2040104872, 4080209744]

約数ペア:

[(1, 4080209744), (2, 2040104872), (4, 1020052436), (8, 510026218), (13, 313862288), (16, 255013109), (26, 156931144), (52, 78465572), (104, 39232786), (208, 19616393), (647, 6306352), (1294, 3153176), (2588, 1576588), (5176, 788294), (8411, 485104), (10352, 394147), (16822, 242552), (30319, 134576), (33644, 121276), (60638, 67288)]