9391180

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{941}}^1$

素因数の和:1449

約数の個数: 24

約数和(自身を含む): 19782000

約数和(自身を除く): 10390820

約数列:

[1, 2, 4, 5, 10, 20, 499, 941, 998, 1882, 1996, 2495, 3764, 4705, 4990, 9410, 9980, 18820, 469559, 939118, 1878236, 2347795, 4695590, 9391180]

約数ペア:

[(1, 9391180), (2, 4695590), (4, 2347795), (5, 1878236), (10, 939118), (20, 469559), (499, 18820), (941, 9980), (998, 9410), (1882, 4990), (1996, 4705), (2495, 3764)]