83642740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97259}}^1$

素因数の和:97311

約数の個数: 24

約数和(自身を含む): 179736480

約数和(自身を除く): 96093740

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 97259, 194518, 389036, 486295, 972590, 1945180, 4182137, 8364274, 16728548, 20910685, 41821370, 83642740]

約数ペア:

[(1, 83642740), (2, 41821370), (4, 20910685), (5, 16728548), (10, 8364274), (20, 4182137), (43, 1945180), (86, 972590), (172, 486295), (215, 389036), (430, 194518), (860, 97259)]