8623240

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1117}}^1$

素因数の和:1321

約数の個数: 32

約数和(自身を含む): 19520280

約数和(自身を除く): 10897040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1117, 1544, 1930, 2234, 3860, 4468, 5585, 7720, 8936, 11170, 22340, 44680, 215581, 431162, 862324, 1077905, 1724648, 2155810, 4311620, 8623240]

約数ペア:

[(1, 8623240), (2, 4311620), (4, 2155810), (5, 1724648), (8, 1077905), (10, 862324), (20, 431162), (40, 215581), (193, 44680), (386, 22340), (772, 11170), (965, 8936), (1117, 7720), (1544, 5585), (1930, 4468), (2234, 3860)]