20424310

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{379}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 39152160

約数和(自身を除く): 18727850

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 317, 379, 634, 758, 1585, 1895, 3170, 3790, 5389, 6443, 10778, 12886, 26945, 32215, 53890, 64430, 120143, 240286, 600715, 1201430, 2042431, 4084862, 10212155, 20424310]

約数ペア:

[(1, 20424310), (2, 10212155), (5, 4084862), (10, 2042431), (17, 1201430), (34, 600715), (85, 240286), (170, 120143), (317, 64430), (379, 53890), (634, 32215), (758, 26945), (1585, 12886), (1895, 10778), (3170, 6443), (3790, 5389)]