204098900

素因数分解:

$2^2\times 5^2\times {\mathrm{2040989}}^1$

素因数の和:2041003

約数の個数: 18

約数和(自身を含む): 442894830

約数和(自身を除く): 238795930

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2040989, 4081978, 8163956, 10204945, 20409890, 40819780, 51024725, 102049450, 204098900]

約数ペア:

[(1, 204098900), (2, 102049450), (4, 51024725), (5, 40819780), (10, 20409890), (20, 10204945), (25, 8163956), (50, 4081978), (100, 2040989)]