68421160

素因数分解:

$2^3\times 5^1\times {\mathrm{1710529}}^1$

素因数の和:1710540

約数の個数: 16

約数和(自身を含む): 153947700

約数和(自身を除く): 85526540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1710529, 3421058, 6842116, 8552645, 13684232, 17105290, 34210580, 68421160]

約数ペア:

[(1, 68421160), (2, 34210580), (4, 17105290), (5, 13684232), (8, 8552645), (10, 6842116), (20, 3421058), (40, 1710529)]