19332440

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1009}}^1$

素因数の和:1499

約数の個数: 32

約数和(自身を含む): 43632000

約数和(自身を除く): 24299560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1009, 1916, 2018, 2395, 3832, 4036, 4790, 5045, 8072, 9580, 10090, 19160, 20180, 40360, 483311, 966622, 1933244, 2416555, 3866488, 4833110, 9666220, 19332440]

約数ペア:

[(1, 19332440), (2, 9666220), (4, 4833110), (5, 3866488), (8, 2416555), (10, 1933244), (20, 966622), (40, 483311), (479, 40360), (958, 20180), (1009, 19160), (1916, 10090), (2018, 9580), (2395, 8072), (3832, 5045), (4036, 4790)]