12824020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 29828736

約数和(自身を除く): 17004716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 821, 1420, 1562, 1642, 3124, 3284, 3905, 4105, 7810, 8210, 9031, 15620, 16420, 18062, 36124, 45155, 58291, 90310, 116582, 180620, 233164, 291455, 582910, 641201, 1165820, 1282402, 2564804, 3206005, 6412010, 12824020]

約数ペア:

[(1, 12824020), (2, 6412010), (4, 3206005), (5, 2564804), (10, 1282402), (11, 1165820), (20, 641201), (22, 582910), (44, 291455), (55, 233164), (71, 180620), (110, 116582), (142, 90310), (220, 58291), (284, 45155), (355, 36124), (710, 18062), (781, 16420), (821, 15620), (1420, 9031), (1562, 8210), (1642, 7810), (3124, 4105), (3284, 3905)]