247539710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{2741}}^1$

素因数の和:3580

約数の個数: 32

約数和(自身を含む): 486847584

約数和(自身を除く): 239307874

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 821, 1642, 2741, 4105, 5482, 8210, 9031, 13705, 18062, 27410, 30151, 45155, 60302, 90310, 150755, 301510, 2250361, 4500722, 11251805, 22503610, 24753971, 49507942, 123769855, 247539710]

約数ペア:

[(1, 247539710), (2, 123769855), (5, 49507942), (10, 24753971), (11, 22503610), (22, 11251805), (55, 4500722), (110, 2250361), (821, 301510), (1642, 150755), (2741, 90310), (4105, 60302), (5482, 45155), (8210, 30151), (9031, 27410), (13705, 18062)]