67807580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{178441}}^1$

素因数の和:178469

約数の個数: 24

約数和(自身を含む): 149891280

約数和(自身を除く): 82083700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 178441, 356882, 713764, 892205, 1784410, 3390379, 3568820, 6780758, 13561516, 16951895, 33903790, 67807580]

約数ペア:

[(1, 67807580), (2, 33903790), (4, 16951895), (5, 13561516), (10, 6780758), (19, 3568820), (20, 3390379), (38, 1784410), (76, 892205), (95, 713764), (190, 356882), (380, 178441)]