38808580

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{4051}}^1$

素因数の和:4539

約数の個数: 24

約数和(自身を含む): 81688320

約数和(自身を除く): 42879740

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1916, 2395, 4051, 4790, 8102, 9580, 16204, 20255, 40510, 81020, 1940429, 3880858, 7761716, 9702145, 19404290, 38808580]

約数ペア:

[(1, 38808580), (2, 19404290), (4, 9702145), (5, 7761716), (10, 3880858), (20, 1940429), (479, 81020), (958, 40510), (1916, 20255), (2395, 16204), (4051, 9580), (4790, 8102)]