8211160

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1993}}^1$

素因数の和:2107

約数の個数: 32

約数和(自身を含む): 18663840

約数和(自身を除く): 10452680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 1993, 2060, 3986, 4120, 7972, 9965, 15944, 19930, 39860, 79720, 205279, 410558, 821116, 1026395, 1642232, 2052790, 4105580, 8211160]

約数ペア:

[(1, 8211160), (2, 4105580), (4, 2052790), (5, 1642232), (8, 1026395), (10, 821116), (20, 410558), (40, 205279), (103, 79720), (206, 39860), (412, 19930), (515, 15944), (824, 9965), (1030, 7972), (1993, 4120), (2060, 3986)]