2017456880

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{244837}}^1$

素因数の和:244953

約数の個数: 40

約数和(自身を含む): 4736146272

約数和(自身を除く): 2718689392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 244837, 489674, 979348, 1224185, 1958696, 2448370, 3917392, 4896740, 9793480, 19586960, 25218211, 50436422, 100872844, 126091055, 201745688, 252182110, 403491376, 504364220, 1008728440, 2017456880]

約数ペア:

[(1, 2017456880), (2, 1008728440), (4, 504364220), (5, 403491376), (8, 252182110), (10, 201745688), (16, 126091055), (20, 100872844), (40, 50436422), (80, 25218211), (103, 19586960), (206, 9793480), (412, 4896740), (515, 3917392), (824, 2448370), (1030, 1958696), (1648, 1224185), (2060, 979348), (4120, 489674), (8240, 244837)]