203103640

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{49297}}^1$

素因数の和:49411

約数の個数: 32

約数和(自身を含む): 461429280

約数和(自身を除く): 258325640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 49297, 98594, 197188, 246485, 394376, 492970, 985940, 1971880, 5077591, 10155182, 20310364, 25387955, 40620728, 50775910, 101551820, 203103640]

約数ペア:

[(1, 203103640), (2, 101551820), (4, 50775910), (5, 40620728), (8, 25387955), (10, 20310364), (20, 10155182), (40, 5077591), (103, 1971880), (206, 985940), (412, 492970), (515, 394376), (824, 246485), (1030, 197188), (2060, 98594), (4120, 49297)]