27108820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71339}}^1$

素因数の和:71367

約数の個数: 24

約数和(自身を含む): 59925600

約数和(自身を除く): 32816780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 71339, 142678, 285356, 356695, 713390, 1355441, 1426780, 2710882, 5421764, 6777205, 13554410, 27108820]

約数ペア:

[(1, 27108820), (2, 13554410), (4, 6777205), (5, 5421764), (10, 2710882), (19, 1426780), (20, 1355441), (38, 713390), (76, 356695), (95, 285356), (190, 142678), (380, 71339)]