14268980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{821}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 33143040

約数和(自身を除く): 18874060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 821, 869, 1580, 1642, 1738, 3284, 3476, 4105, 4345, 8210, 8690, 9031, 16420, 17380, 18062, 36124, 45155, 64859, 90310, 129718, 180620, 259436, 324295, 648590, 713449, 1297180, 1426898, 2853796, 3567245, 7134490, 14268980]

約数ペア:

[(1, 14268980), (2, 7134490), (4, 3567245), (5, 2853796), (10, 1426898), (11, 1297180), (20, 713449), (22, 648590), (44, 324295), (55, 259436), (79, 180620), (110, 129718), (158, 90310), (220, 64859), (316, 45155), (395, 36124), (790, 18062), (821, 17380), (869, 16420), (1580, 9031), (1642, 8690), (1738, 8210), (3284, 4345), (3476, 4105)]