20571838550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{562841}}^1$

素因数の和:562913

約数の個数: 48

約数和(自身を含む): 41456690352

約数和(自身を除く): 20884851802

約数列:

[1, 2, 5, 10, 17, 25, 34, 43, 50, 85, 86, 170, 215, 425, 430, 731, 850, 1075, 1462, 2150, 3655, 7310, 18275, 36550, 562841, 1125682, 2814205, 5628410, 9568297, 14071025, 19136594, 24202163, 28142050, 47841485, 48404326, 95682970, 121010815, 239207425, 242021630, 411436771, 478414850, 605054075, 822873542, 1210108150, 2057183855, 4114367710, 10285919275, 20571838550]

約数ペア:

[(1, 20571838550), (2, 10285919275), (5, 4114367710), (10, 2057183855), (17, 1210108150), (25, 822873542), (34, 605054075), (43, 478414850), (50, 411436771), (85, 242021630), (86, 239207425), (170, 121010815), (215, 95682970), (425, 48404326), (430, 47841485), (731, 28142050), (850, 24202163), (1075, 19136594), (1462, 14071025), (2150, 9568297), (3655, 5628410), (7310, 2814205), (18275, 1125682), (36550, 562841)]