22508740

素因数分解:

$2^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1999}}^1$

素因数の和:2571

約数の個数: 24

約数和(自身を含む): 47376000

約数和(自身を除く): 24867260

約数列:

[1, 2, 4, 5, 10, 20, 563, 1126, 1999, 2252, 2815, 3998, 5630, 7996, 9995, 11260, 19990, 39980, 1125437, 2250874, 4501748, 5627185, 11254370, 22508740]

約数ペア:

[(1, 22508740), (2, 11254370), (4, 5627185), (5, 4501748), (10, 2250874), (20, 1125437), (563, 39980), (1126, 19990), (1999, 11260), (2252, 9995), (2815, 7996), (3998, 5630)]