22100080

素因数分解:

$2^4\times 5^1\times {\mathrm{276251}}^1$

素因数の和:276264

約数の個数: 20

約数和(自身を含む): 51382872

約数和(自身を除く): 29282792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 276251, 552502, 1105004, 1381255, 2210008, 2762510, 4420016, 5525020, 11050040, 22100080]

約数ペア:

[(1, 22100080), (2, 11050040), (4, 5525020), (5, 4420016), (8, 2762510), (10, 2210008), (16, 1381255), (20, 1105004), (40, 552502), (80, 276251)]