2490635620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11321071}}^1$

素因数の和:11321091

約数の個数: 24

約数和(自身を含む): 5705820288

約数和(自身を除く): 3215184668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 11321071, 22642142, 45284284, 56605355, 113210710, 124531781, 226421420, 249063562, 498127124, 622658905, 1245317810, 2490635620]

約数ペア:

[(1, 2490635620), (2, 1245317810), (4, 622658905), (5, 498127124), (10, 249063562), (11, 226421420), (20, 124531781), (22, 113210710), (44, 56605355), (55, 45284284), (110, 22642142), (220, 11321071)]