22487960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{51109}}^1$

素因数の和:51131

約数の個数: 32

約数和(自身を含む): 55198800

約数和(自身を除く): 32710840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 51109, 102218, 204436, 255545, 408872, 511090, 562199, 1022180, 1124398, 2044360, 2248796, 2810995, 4497592, 5621990, 11243980, 22487960]

約数ペア:

[(1, 22487960), (2, 11243980), (4, 5621990), (5, 4497592), (8, 2810995), (10, 2248796), (11, 2044360), (20, 1124398), (22, 1022180), (40, 562199), (44, 511090), (55, 408872), (88, 255545), (110, 204436), (220, 102218), (440, 51109)]