22269040

素因数分解:

$2^4\times 5^1\times {\mathrm{278363}}^1$

素因数の和:278376

約数の個数: 20

約数和(自身を含む): 51775704

約数和(自身を除く): 29506664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 278363, 556726, 1113452, 1391815, 2226904, 2783630, 4453808, 5567260, 11134520, 22269040]

約数ペア:

[(1, 22269040), (2, 11134520), (4, 5567260), (5, 4453808), (8, 2783630), (10, 2226904), (16, 1391815), (20, 1113452), (40, 556726), (80, 278363)]