40004986

素因数分解:

$2^1\times 7^1\times {\mathrm{1129}}^1\times {\mathrm{2531}}^1$

素因数の和:3669

約数の個数: 16

約数和(自身を含む): 68667840

約数和(自身を除く): 28662854

約数列:

[1, 2, 7, 14, 1129, 2258, 2531, 5062, 7903, 15806, 17717, 35434, 2857499, 5714998, 20002493, 40004986]

約数ペア:

[(1, 40004986), (2, 20002493), (7, 5714998), (14, 2857499), (1129, 35434), (2258, 17717), (2531, 15806), (5062, 7903)]