13909160

素因数分解:

$2^3\times 5^1\times {\mathrm{347729}}^1$

素因数の和:347740

約数の個数: 16

約数和(自身を含む): 31295700

約数和(自身を除く): 17386540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347729, 695458, 1390916, 1738645, 2781832, 3477290, 6954580, 13909160]

約数ペア:

[(1, 13909160), (2, 6954580), (4, 3477290), (5, 2781832), (8, 1738645), (10, 1390916), (20, 695458), (40, 347729)]