55772440

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{13537}}^1$

素因数の和:13651

約数の個数: 32

約数和(自身を含む): 126715680

約数和(自身を除く): 70943240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 13537, 27074, 54148, 67685, 108296, 135370, 270740, 541480, 1394311, 2788622, 5577244, 6971555, 11154488, 13943110, 27886220, 55772440]

約数ペア:

[(1, 55772440), (2, 27886220), (4, 13943110), (5, 11154488), (8, 6971555), (10, 5577244), (20, 2788622), (40, 1394311), (103, 541480), (206, 270740), (412, 135370), (515, 108296), (824, 67685), (1030, 54148), (2060, 27074), (4120, 13537)]