8135740

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2591}}^1$

素因数の和:2757

約数の個数: 24

約数和(自身を含む): 17200512

約数和(自身を除く): 9064772

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 2591, 3140, 5182, 10364, 12955, 25910, 51820, 406787, 813574, 1627148, 2033935, 4067870, 8135740]

約数ペア:

[(1, 8135740), (2, 4067870), (4, 2033935), (5, 1627148), (10, 813574), (20, 406787), (157, 51820), (314, 25910), (628, 12955), (785, 10364), (1570, 5182), (2591, 3140)]