55554680

素因数分解:

$2^3\times 5^1\times {\mathrm{617}}^1\times {\mathrm{2251}}^1$

素因数の和:2879

約数の個数: 32

約数和(自身を含む): 125256240

約数和(自身を除く): 69701560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 617, 1234, 2251, 2468, 3085, 4502, 4936, 6170, 9004, 11255, 12340, 18008, 22510, 24680, 45020, 90040, 1388867, 2777734, 5555468, 6944335, 11110936, 13888670, 27777340, 55554680]

約数ペア:

[(1, 55554680), (2, 27777340), (4, 13888670), (5, 11110936), (8, 6944335), (10, 5555468), (20, 2777734), (40, 1388867), (617, 90040), (1234, 45020), (2251, 24680), (2468, 22510), (3085, 18008), (4502, 12340), (4936, 11255), (6170, 9004)]