190045880

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{15277}}^1$

素因数の和:15599

約数の個数: 32

約数和(自身を含む): 429006240

約数和(自身を除く): 238960360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 12440, 15277, 30554, 61108, 76385, 122216, 152770, 305540, 611080, 4751147, 9502294, 19004588, 23755735, 38009176, 47511470, 95022940, 190045880]

約数ペア:

[(1, 190045880), (2, 95022940), (4, 47511470), (5, 38009176), (8, 23755735), (10, 19004588), (20, 9502294), (40, 4751147), (311, 611080), (622, 305540), (1244, 152770), (1555, 122216), (2488, 76385), (3110, 61108), (6220, 30554), (12440, 15277)]