40215220

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{8011}}^1$

素因数の和:8271

約数の個数: 24

約数和(自身を含む): 84799008

約数和(自身を除く): 44583788

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 8011, 16022, 32044, 40055, 80110, 160220, 2010761, 4021522, 8043044, 10053805, 20107610, 40215220]

約数ペア:

[(1, 40215220), (2, 20107610), (4, 10053805), (5, 8043044), (10, 4021522), (20, 2010761), (251, 160220), (502, 80110), (1004, 40055), (1255, 32044), (2510, 16022), (5020, 8011)]