200508055820

素因数分解:

$2^2\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{5015209}}^1$

素因数の和:5017217

約数の個数: 24

約数和(自身を含む): 421277640000

約数和(自身を除く): 220769584180

約数列:

[1, 2, 4, 5, 10, 20, 1999, 3998, 7996, 9995, 19990, 39980, 5015209, 10030418, 20060836, 25076045, 50152090, 100304180, 10025402791, 20050805582, 40101611164, 50127013955, 100254027910, 200508055820]

約数ペア:

[(1, 200508055820), (2, 100254027910), (4, 50127013955), (5, 40101611164), (10, 20050805582), (20, 10025402791), (1999, 100304180), (3998, 50152090), (7996, 25076045), (9995, 20060836), (19990, 10030418), (39980, 5015209)]