9879980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{44909}}^1$

素因数の和:44929

約数の個数: 24

約数和(自身を含む): 22634640

約数和(自身を除く): 12754660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 44909, 89818, 179636, 224545, 449090, 493999, 898180, 987998, 1975996, 2469995, 4939990, 9879980]

約数ペア:

[(1, 9879980), (2, 4939990), (4, 2469995), (5, 1975996), (10, 987998), (11, 898180), (20, 493999), (22, 449090), (44, 224545), (55, 179636), (110, 89818), (220, 44909)]