153217640

素因数分解:

$2^3\times 5^1\times {\mathrm{3830441}}^1$

素因数の和:3830452

約数の個数: 16

約数和(自身を含む): 344739780

約数和(自身を除く): 191522140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3830441, 7660882, 15321764, 19152205, 30643528, 38304410, 76608820, 153217640]

約数ペア:

[(1, 153217640), (2, 76608820), (4, 38304410), (5, 30643528), (8, 19152205), (10, 15321764), (20, 7660882), (40, 3830441)]