71089820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{114661}}^1$

素因数の和:114701

約数の個数: 24

約数和(自身を含む): 154105728

約数和(自身を除く): 83015908

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 114661, 229322, 458644, 573305, 1146610, 2293220, 3554491, 7108982, 14217964, 17772455, 35544910, 71089820]

約数ペア:

[(1, 71089820), (2, 35544910), (4, 17772455), (5, 14217964), (10, 7108982), (20, 3554491), (31, 2293220), (62, 1146610), (124, 573305), (155, 458644), (310, 229322), (620, 114661)]