4909960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11159}}^1$

素因数の和:11181

約数の個数: 32

約数和(自身を含む): 12052800

約数和(自身を除く): 7142840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 11159, 22318, 44636, 55795, 89272, 111590, 122749, 223180, 245498, 446360, 490996, 613745, 981992, 1227490, 2454980, 4909960]

約数ペア:

[(1, 4909960), (2, 2454980), (4, 1227490), (5, 981992), (8, 613745), (10, 490996), (11, 446360), (20, 245498), (22, 223180), (40, 122749), (44, 111590), (55, 89272), (88, 55795), (110, 44636), (220, 22318), (440, 11159)]