20170387775

素因数分解:

$5^2\times {\mathrm{8929}}^1\times {\mathrm{90359}}^1$

素因数の和:99298

約数の個数: 12

約数和(自身を含む): 25014358800

約数和(自身を除く): 4843971025

約数列:

[1, 5, 25, 8929, 44645, 90359, 223225, 451795, 2258975, 806815511, 4034077555, 20170387775]

約数ペア:

[(1, 20170387775), (5, 4034077555), (25, 806815511), (8929, 2258975), (44645, 451795), (90359, 223225)]