15220900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{8011}}^1$

素因数の和:8044

約数の個数: 36

約数和(自身を含む): 34772080

約数和(自身を除く): 19551180

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 8011, 16022, 32044, 40055, 80110, 152209, 160220, 200275, 304418, 400550, 608836, 761045, 801100, 1522090, 3044180, 3805225, 7610450, 15220900]

約数ペア:

[(1, 15220900), (2, 7610450), (4, 3805225), (5, 3044180), (10, 1522090), (19, 801100), (20, 761045), (25, 608836), (38, 400550), (50, 304418), (76, 200275), (95, 160220), (100, 152209), (190, 80110), (380, 40055), (475, 32044), (950, 16022), (1900, 8011)]