22680920

素因数分解:

$2^3\times 5^1\times {\mathrm{617}}^1\times {\mathrm{919}}^1$

素因数の和:1547

約数の個数: 32

約数和(自身を含む): 51170400

約数和(自身を除く): 28489480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 617, 919, 1234, 1838, 2468, 3085, 3676, 4595, 4936, 6170, 7352, 9190, 12340, 18380, 24680, 36760, 567023, 1134046, 2268092, 2835115, 4536184, 5670230, 11340460, 22680920]

約数ペア:

[(1, 22680920), (2, 11340460), (4, 5670230), (5, 4536184), (8, 2835115), (10, 2268092), (20, 1134046), (40, 567023), (617, 36760), (919, 24680), (1234, 18380), (1838, 12340), (2468, 9190), (3085, 7352), (3676, 6170), (4595, 4936)]