2124620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2591}}^1$

素因数の和:2641

約数の個数: 24

約数和(自身を含む): 4572288

約数和(自身を除く): 2447668

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2591, 5182, 10364, 12955, 25910, 51820, 106231, 212462, 424924, 531155, 1062310, 2124620]

約数ペア:

[(1, 2124620), (2, 1062310), (4, 531155), (5, 424924), (10, 212462), (20, 106231), (41, 51820), (82, 25910), (164, 12955), (205, 10364), (410, 5182), (820, 2591)]