78027140

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{8011}}^1$

素因数の和:8507

約数の個数: 24

約数和(自身を含む): 164213952

約数和(自身を除く): 86186812

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 8011, 9740, 16022, 32044, 40055, 80110, 160220, 3901357, 7802714, 15605428, 19506785, 39013570, 78027140]

約数ペア:

[(1, 78027140), (2, 39013570), (4, 19506785), (5, 15605428), (10, 7802714), (20, 3901357), (487, 160220), (974, 80110), (1948, 40055), (2435, 32044), (4870, 16022), (8011, 9740)]