30880

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1$

素因数の和:208

約数の個数: 24

約数和(自身を含む): 73332

約数和(自身を除く): 42452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 6176, 7720, 15440, 30880]

約数ペア:

[(1, 30880), (2, 15440), (4, 7720), (5, 6176), (8, 3860), (10, 3088), (16, 1930), (20, 1544), (32, 965), (40, 772), (80, 386), (160, 193)]