51020020

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{24767}}^1$

素因数の和:24879

約数の個数: 24

約数和(自身を含む): 108186624

約数和(自身を除く): 57166604

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 24767, 49534, 99068, 123835, 247670, 495340, 2551001, 5102002, 10204004, 12755005, 25510010, 51020020]

約数ペア:

[(1, 51020020), (2, 25510010), (4, 12755005), (5, 10204004), (10, 5102002), (20, 2551001), (103, 495340), (206, 247670), (412, 123835), (515, 99068), (1030, 49534), (2060, 24767)]