8889677990

素因数分解:

$2^1\times 5^1\times {\mathrm{2029}}^1\times {\mathrm{438131}}^1$

素因数の和:440167

約数の個数: 16

約数和(自身を含む): 16009343280

約数和(自身を除く): 7119665290

約数列:

[1, 2, 5, 10, 2029, 4058, 10145, 20290, 438131, 876262, 2190655, 4381310, 888967799, 1777935598, 4444838995, 8889677990]

約数ペア:

[(1, 8889677990), (2, 4444838995), (5, 1777935598), (10, 888967799), (2029, 4381310), (4058, 2190655), (10145, 876262), (20290, 438131)]