1851322960

素因数分解:

$2^4\times 5^1\times {\mathrm{23141537}}^1$

素因数の和:23141550

約数の個数: 20

約数和(自身を含む): 4304326068

約数和(自身を除く): 2453003108

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23141537, 46283074, 92566148, 115707685, 185132296, 231415370, 370264592, 462830740, 925661480, 1851322960]

約数ペア:

[(1, 1851322960), (2, 925661480), (4, 462830740), (5, 370264592), (8, 231415370), (10, 185132296), (16, 115707685), (20, 92566148), (40, 46283074), (80, 23141537)]