40808644

素因数分解:

$2^2\times {\mathrm{523}}^1\times {\mathrm{19507}}^1$

素因数の和:20034

約数の個数: 12

約数和(自身を含む): 71555344

約数和(自身を除く): 30746700

約数列:

[1, 2, 4, 523, 1046, 2092, 19507, 39014, 78028, 10202161, 20404322, 40808644]

約数ペア:

[(1, 40808644), (2, 20404322), (4, 10202161), (523, 78028), (1046, 39014), (2092, 19507)]