42800660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{305719}}^1$

素因数の和:305735

約数の個数: 24

約数和(自身を含む): 102721920

約数和(自身を除く): 59921260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 305719, 611438, 1222876, 1528595, 2140033, 3057190, 4280066, 6114380, 8560132, 10700165, 21400330, 42800660]

約数ペア:

[(1, 42800660), (2, 21400330), (4, 10700165), (5, 8560132), (7, 6114380), (10, 4280066), (14, 3057190), (20, 2140033), (28, 1528595), (35, 1222876), (70, 611438), (140, 305719)]