8812420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10247}}^1$

素因数の和:10299

約数の個数: 24

約数和(自身を含む): 18938304

約数和(自身を除く): 10125884

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 10247, 20494, 40988, 51235, 102470, 204940, 440621, 881242, 1762484, 2203105, 4406210, 8812420]

約数ペア:

[(1, 8812420), (2, 4406210), (4, 2203105), (5, 1762484), (10, 881242), (20, 440621), (43, 204940), (86, 102470), (172, 51235), (215, 40988), (430, 20494), (860, 10247)]