22250840

素因数分解:

$2^3\times 5^1\times {\mathrm{556271}}^1$

素因数の和:556282

約数の個数: 16

約数和(自身を含む): 50064480

約数和(自身を除く): 27813640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 556271, 1112542, 2225084, 2781355, 4450168, 5562710, 11125420, 22250840]

約数ペア:

[(1, 22250840), (2, 11125420), (4, 5562710), (5, 4450168), (8, 2781355), (10, 2225084), (20, 1112542), (40, 556271)]