20100539010820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2333}}^1\times {\mathrm{13896367}}^1$

素因数の和:13898740

約数の個数: 48

約数和(自身を含む): 43591461193728

約数和(自身を除く): 23490922182908

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 2333, 4666, 9332, 11665, 23330, 46660, 72323, 144646, 289292, 361615, 723230, 1446460, 13896367, 27792734, 55585468, 69481835, 138963670, 277927340, 430787377, 861574754, 1723149508, 2153936885, 4307873770, 8615747540, 32420224211, 64840448422, 129680896844, 162101121055, 324202242110, 648404484220, 1005026950541, 2010053901082, 4020107802164, 5025134752705, 10050269505410, 20100539010820]

約数ペア:

[(1, 20100539010820), (2, 10050269505410), (4, 5025134752705), (5, 4020107802164), (10, 2010053901082), (20, 1005026950541), (31, 648404484220), (62, 324202242110), (124, 162101121055), (155, 129680896844), (310, 64840448422), (620, 32420224211), (2333, 8615747540), (4666, 4307873770), (9332, 2153936885), (11665, 1723149508), (23330, 861574754), (46660, 430787377), (72323, 277927340), (144646, 138963670), (289292, 69481835), (361615, 55585468), (723230, 27792734), (1446460, 13896367)]