15892120

素因数分解:

$2^3\times 5^1\times {\mathrm{397303}}^1$

素因数の和:397314

約数の個数: 16

約数和(自身を含む): 35757360

約数和(自身を除く): 19865240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397303, 794606, 1589212, 1986515, 3178424, 3973030, 7946060, 15892120]

約数ペア:

[(1, 15892120), (2, 7946060), (4, 3973030), (5, 3178424), (8, 1986515), (10, 1589212), (20, 794606), (40, 397303)]