28439050

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{8011}}^1$

素因数の和:8094

約数の個数: 24

約数和(自身を含む): 53648352

約数和(自身を除く): 25209302

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 8011, 16022, 40055, 80110, 200275, 400550, 568781, 1137562, 2843905, 5687810, 14219525, 28439050]

約数ペア:

[(1, 28439050), (2, 14219525), (5, 5687810), (10, 2843905), (25, 1137562), (50, 568781), (71, 400550), (142, 200275), (355, 80110), (710, 40055), (1775, 16022), (3550, 8011)]