1496635640

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{870137}}^1$

素因数の和:870191

約数の個数: 32

約数和(自身を含む): 3445746480

約数和(自身を除く): 1949110840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 870137, 1740274, 3480548, 4350685, 6961096, 8701370, 17402740, 34805480, 37415891, 74831782, 149663564, 187079455, 299327128, 374158910, 748317820, 1496635640]

約数ペア:

[(1, 1496635640), (2, 748317820), (4, 374158910), (5, 299327128), (8, 187079455), (10, 149663564), (20, 74831782), (40, 37415891), (43, 34805480), (86, 17402740), (172, 8701370), (215, 6961096), (344, 4350685), (430, 3480548), (860, 1740274), (1720, 870137)]