15795280

素因数分解:

$2^4\times 5^1\times {\mathrm{197441}}^1$

素因数の和:197454

約数の個数: 20

約数和(自身を含む): 36724212

約数和(自身を除く): 20928932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197441, 394882, 789764, 987205, 1579528, 1974410, 3159056, 3948820, 7897640, 15795280]

約数ペア:

[(1, 15795280), (2, 7897640), (4, 3948820), (5, 3159056), (8, 1974410), (10, 1579528), (16, 987205), (20, 789764), (40, 394882), (80, 197441)]