22460080

素因数分解:

$2^4\times 5^1\times {\mathrm{280751}}^1$

素因数の和:280764

約数の個数: 20

約数和(自身を含む): 52219872

約数和(自身を除く): 29759792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 280751, 561502, 1123004, 1403755, 2246008, 2807510, 4492016, 5615020, 11230040, 22460080]

約数ペア:

[(1, 22460080), (2, 11230040), (4, 5615020), (5, 4492016), (8, 2807510), (10, 2246008), (16, 1403755), (20, 1123004), (40, 561502), (80, 280751)]