40172120

素因数分解:

$2^3\times 5^1\times {\mathrm{1004303}}^1$

素因数の和:1004314

約数の個数: 16

約数和(自身を含む): 90387360

約数和(自身を除く): 50215240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1004303, 2008606, 4017212, 5021515, 8034424, 10043030, 20086060, 40172120]

約数ペア:

[(1, 40172120), (2, 20086060), (4, 10043030), (5, 8034424), (8, 5021515), (10, 4017212), (20, 2008606), (40, 1004303)]