40091020

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{11587}}^1$

素因数の和:11769

約数の個数: 24

約数和(自身を含む): 84685104

約数和(自身を除く): 44594084

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 11587, 23174, 46348, 57935, 115870, 231740, 2004551, 4009102, 8018204, 10022755, 20045510, 40091020]

約数ペア:

[(1, 40091020), (2, 20045510), (4, 10022755), (5, 8018204), (10, 4009102), (20, 2004551), (173, 231740), (346, 115870), (692, 57935), (865, 46348), (1730, 23174), (3460, 11587)]