13244080

素因数分解:

$2^4\times 5^1\times {\mathrm{165551}}^1$

素因数の和:165564

約数の個数: 20

約数和(自身を含む): 30792672

約数和(自身を除く): 17548592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 165551, 331102, 662204, 827755, 1324408, 1655510, 2648816, 3311020, 6622040, 13244080]

約数ペア:

[(1, 13244080), (2, 6622040), (4, 3311020), (5, 2648816), (8, 1655510), (10, 1324408), (16, 827755), (20, 662204), (40, 331102), (80, 165551)]