20348077160

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4005527}}^1$

素因数の和:4005665

約数の個数: 32

約数和(自身を含む): 46143682560

約数和(自身を除く): 25795605400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 4005527, 8011054, 16022108, 20027635, 32044216, 40055270, 80110540, 160221080, 508701929, 1017403858, 2034807716, 2543509645, 4069615432, 5087019290, 10174038580, 20348077160]

約数ペア:

[(1, 20348077160), (2, 10174038580), (4, 5087019290), (5, 4069615432), (8, 2543509645), (10, 2034807716), (20, 1017403858), (40, 508701929), (127, 160221080), (254, 80110540), (508, 40055270), (635, 32044216), (1016, 20027635), (1270, 16022108), (2540, 8011054), (5080, 4005527)]