2110347775

素因数分解:

$5^2\times {\mathrm{131}}^1\times {\mathrm{644381}}^1$

素因数の和:644522

約数の個数: 12

約数和(自身を含む): 2636811144

約数和(自身を除く): 526463369

約数列:

[1, 5, 25, 131, 655, 3275, 644381, 3221905, 16109525, 84413911, 422069555, 2110347775]

約数ペア:

[(1, 2110347775), (5, 422069555), (25, 84413911), (131, 16109525), (655, 3221905), (3275, 644381)]