13217620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1753}}^1$

素因数の和:1804

約数の個数: 48

約数和(自身を含む): 30940560

約数和(自身を除く): 17722940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1753, 1885, 3506, 3770, 7012, 7540, 8765, 17530, 22789, 35060, 45578, 50837, 91156, 101674, 113945, 203348, 227890, 254185, 455780, 508370, 660881, 1016740, 1321762, 2643524, 3304405, 6608810, 13217620]

約数ペア:

[(1, 13217620), (2, 6608810), (4, 3304405), (5, 2643524), (10, 1321762), (13, 1016740), (20, 660881), (26, 508370), (29, 455780), (52, 254185), (58, 227890), (65, 203348), (116, 113945), (130, 101674), (145, 91156), (260, 50837), (290, 45578), (377, 35060), (580, 22789), (754, 17530), (1508, 8765), (1753, 7540), (1885, 7012), (3506, 3770)]