7788820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1033}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 18239760

約数和(自身を除く): 10450940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1033, 1508, 1885, 2066, 3770, 4132, 5165, 7540, 10330, 13429, 20660, 26858, 29957, 53716, 59914, 67145, 119828, 134290, 149785, 268580, 299570, 389441, 599140, 778882, 1557764, 1947205, 3894410, 7788820]

約数ペア:

[(1, 7788820), (2, 3894410), (4, 1947205), (5, 1557764), (10, 778882), (13, 599140), (20, 389441), (26, 299570), (29, 268580), (52, 149785), (58, 134290), (65, 119828), (116, 67145), (130, 59914), (145, 53716), (260, 29957), (290, 26858), (377, 20660), (580, 13429), (754, 10330), (1033, 7540), (1508, 5165), (1885, 4132), (2066, 3770)]