82443440

素因数分解:

$2^4\times 5^1\times {\mathrm{1030543}}^1$

素因数の和:1030556

約数の個数: 20

約数和(自身を含む): 191681184

約数和(自身を除く): 109237744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1030543, 2061086, 4122172, 5152715, 8244344, 10305430, 16488688, 20610860, 41221720, 82443440]

約数ペア:

[(1, 82443440), (2, 41221720), (4, 20610860), (5, 16488688), (8, 10305430), (10, 8244344), (16, 5152715), (20, 4122172), (40, 2061086), (80, 1030543)]