16422320

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1993}}^1$

素因数の和:2109

約数の個数: 40

約数和(自身を含む): 38571936

約数和(自身を除く): 22149616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 1993, 2060, 3986, 4120, 7972, 8240, 9965, 15944, 19930, 31888, 39860, 79720, 159440, 205279, 410558, 821116, 1026395, 1642232, 2052790, 3284464, 4105580, 8211160, 16422320]

約数ペア:

[(1, 16422320), (2, 8211160), (4, 4105580), (5, 3284464), (8, 2052790), (10, 1642232), (16, 1026395), (20, 821116), (40, 410558), (80, 205279), (103, 159440), (206, 79720), (412, 39860), (515, 31888), (824, 19930), (1030, 15944), (1648, 9965), (1993, 8240), (2060, 7972), (3986, 4120)]