20291237740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1231}}^1\times {\mathrm{48481}}^1$

素因数の和:49738

約数の個数: 48

約数和(自身を含む): 45155746944

約数和(自身を除く): 24864509204

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1231, 2462, 4924, 6155, 12310, 20927, 24620, 41854, 48481, 83708, 96962, 104635, 193924, 209270, 242405, 418540, 484810, 824177, 969620, 1648354, 3296708, 4120885, 8241770, 16483540, 59680111, 119360222, 238720444, 298400555, 596801110, 1014561887, 1193602220, 2029123774, 4058247548, 5072809435, 10145618870, 20291237740]

約数ペア:

[(1, 20291237740), (2, 10145618870), (4, 5072809435), (5, 4058247548), (10, 2029123774), (17, 1193602220), (20, 1014561887), (34, 596801110), (68, 298400555), (85, 238720444), (170, 119360222), (340, 59680111), (1231, 16483540), (2462, 8241770), (4924, 4120885), (6155, 3296708), (12310, 1648354), (20927, 969620), (24620, 824177), (41854, 484810), (48481, 418540), (83708, 242405), (96962, 209270), (104635, 193924)]