28515580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{75041}}^1$

素因数の和:75069

約数の個数: 24

約数和(自身を含む): 63035280

約数和(自身を除く): 34519700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 75041, 150082, 300164, 375205, 750410, 1425779, 1500820, 2851558, 5703116, 7128895, 14257790, 28515580]

約数ペア:

[(1, 28515580), (2, 14257790), (4, 7128895), (5, 5703116), (10, 2851558), (19, 1500820), (20, 1425779), (38, 750410), (76, 375205), (95, 300164), (190, 150082), (380, 75041)]