54072040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{122891}}^1$

素因数の和:122913

約数の個数: 32

約数和(自身を含む): 132723360

約数和(自身を除く): 78651320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 122891, 245782, 491564, 614455, 983128, 1228910, 1351801, 2457820, 2703602, 4915640, 5407204, 6759005, 10814408, 13518010, 27036020, 54072040]

約数ペア:

[(1, 54072040), (2, 27036020), (4, 13518010), (5, 10814408), (8, 6759005), (10, 5407204), (11, 4915640), (20, 2703602), (22, 2457820), (40, 1351801), (44, 1228910), (55, 983128), (88, 614455), (110, 491564), (220, 245782), (440, 122891)]