40257086

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{8087}}^1$

素因数の和:8239

約数の個数: 16

約数和(自身を含む): 64056960

約数和(自身を除く): 23799874

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4978, 8087, 16174, 153653, 307306, 1059397, 2118794, 20128543, 40257086]

約数ペア:

[(1, 40257086), (2, 20128543), (19, 2118794), (38, 1059397), (131, 307306), (262, 153653), (2489, 16174), (4978, 8087)]