11243980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{51109}}^1$

素因数の和:51129

約数の個数: 24

約数和(自身を含む): 25759440

約数和(自身を除く): 14515460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 51109, 102218, 204436, 255545, 511090, 562199, 1022180, 1124398, 2248796, 2810995, 5621990, 11243980]

約数ペア:

[(1, 11243980), (2, 5621990), (4, 2810995), (5, 2248796), (10, 1124398), (11, 1022180), (20, 562199), (22, 511090), (44, 255545), (55, 204436), (110, 102218), (220, 51109)]