140949320

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{34211}}^1$

素因数の和:34325

約数の個数: 32

約数和(自身を含む): 320224320

約数和(自身を除く): 179275000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 34211, 68422, 136844, 171055, 273688, 342110, 684220, 1368440, 3523733, 7047466, 14094932, 17618665, 28189864, 35237330, 70474660, 140949320]

約数ペア:

[(1, 140949320), (2, 70474660), (4, 35237330), (5, 28189864), (8, 17618665), (10, 14094932), (20, 7047466), (40, 3523733), (103, 1368440), (206, 684220), (412, 342110), (515, 273688), (824, 171055), (1030, 136844), (2060, 68422), (4120, 34211)]