32679280

素因数分解:

$2^4\times 5^1\times {\mathrm{408491}}^1$

素因数の和:408504

約数の個数: 20

約数和(自身を含む): 75979512

約数和(自身を除く): 43300232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 408491, 816982, 1633964, 2042455, 3267928, 4084910, 6535856, 8169820, 16339640, 32679280]

約数ペア:

[(1, 32679280), (2, 16339640), (4, 8169820), (5, 6535856), (8, 4084910), (10, 3267928), (16, 2042455), (20, 1633964), (40, 816982), (80, 408491)]