142144120

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{34501}}^1$

素因数の和:34615

約数の個数: 32

約数和(自身を含む): 322938720

約数和(自身を除く): 180794600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 34501, 69002, 138004, 172505, 276008, 345010, 690020, 1380040, 3553603, 7107206, 14214412, 17768015, 28428824, 35536030, 71072060, 142144120]

約数ペア:

[(1, 142144120), (2, 71072060), (4, 35536030), (5, 28428824), (8, 17768015), (10, 14214412), (20, 7107206), (40, 3553603), (103, 1380040), (206, 690020), (412, 345010), (515, 276008), (824, 172505), (1030, 138004), (2060, 69002), (4120, 34501)]