22087280

素因数分解:

$2^4\times 5^1\times {\mathrm{276091}}^1$

素因数の和:276104

約数の個数: 20

約数和(自身を含む): 51353112

約数和(自身を除く): 29265832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 276091, 552182, 1104364, 1380455, 2208728, 2760910, 4417456, 5521820, 11043640, 22087280]

約数ペア:

[(1, 22087280), (2, 11043640), (4, 5521820), (5, 4417456), (8, 2760910), (10, 2208728), (16, 1380455), (20, 1104364), (40, 552182), (80, 276091)]