2020120570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{3413}}^1$

素因数の和:3619

約数の個数: 64

約数和(自身を含む): 4077954720

約数和(自身を除く): 2057834150

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 157, 290, 314, 377, 754, 785, 1570, 1885, 2041, 3413, 3770, 4082, 4553, 6826, 9106, 10205, 17065, 20410, 22765, 34130, 44369, 45530, 59189, 88738, 98977, 118378, 197954, 221845, 295945, 443690, 494885, 535841, 591890, 989770, 1071682, 1286701, 2573402, 2679205, 5358410, 6433505, 6965933, 12867010, 13931866, 15539389, 31078778, 34829665, 69659330, 77696945, 155393890, 202012057, 404024114, 1010060285, 2020120570]

約数ペア:

[(1, 2020120570), (2, 1010060285), (5, 404024114), (10, 202012057), (13, 155393890), (26, 77696945), (29, 69659330), (58, 34829665), (65, 31078778), (130, 15539389), (145, 13931866), (157, 12867010), (290, 6965933), (314, 6433505), (377, 5358410), (754, 2679205), (785, 2573402), (1570, 1286701), (1885, 1071682), (2041, 989770), (3413, 591890), (3770, 535841), (4082, 494885), (4553, 443690), (6826, 295945), (9106, 221845), (10205, 197954), (17065, 118378), (20410, 98977), (22765, 88738), (34130, 59189), (44369, 45530)]