22004720

素因数分解:

$2^4\times 5^1\times {\mathrm{275059}}^1$

素因数の和:275072

約数の個数: 20

約数和(自身を含む): 51161160

約数和(自身を除く): 29156440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 275059, 550118, 1100236, 1375295, 2200472, 2750590, 4400944, 5501180, 11002360, 22004720]

約数ペア:

[(1, 22004720), (2, 11002360), (4, 5501180), (5, 4400944), (8, 2750590), (10, 2200472), (16, 1375295), (20, 1100236), (40, 550118), (80, 275059)]