25855580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{68041}}^1$

素因数の和:68069

約数の個数: 24

約数和(自身を含む): 57155280

約数和(自身を除く): 31299700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 68041, 136082, 272164, 340205, 680410, 1292779, 1360820, 2585558, 5171116, 6463895, 12927790, 25855580]

約数ペア:

[(1, 25855580), (2, 12927790), (4, 6463895), (5, 5171116), (10, 2585558), (19, 1360820), (20, 1292779), (38, 680410), (76, 340205), (95, 272164), (190, 136082), (380, 68041)]