22112080

素因数分解:

$2^4\times 5^1\times {\mathrm{276401}}^1$

素因数の和:276414

約数の個数: 20

約数和(自身を含む): 51410772

約数和(自身を除く): 29298692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 276401, 552802, 1105604, 1382005, 2211208, 2764010, 4422416, 5528020, 11056040, 22112080]

約数ペア:

[(1, 22112080), (2, 11056040), (4, 5528020), (5, 4422416), (8, 2764010), (10, 2211208), (16, 1382005), (20, 1105604), (40, 552802), (80, 276401)]