54011560

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2087}}^1$

素因数の和:2745

約数の個数: 32

約数和(自身を含む): 121772160

約数和(自身を除く): 67760600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1294, 2087, 2588, 3235, 4174, 5176, 6470, 8348, 10435, 12940, 16696, 20870, 25880, 41740, 83480, 1350289, 2700578, 5401156, 6751445, 10802312, 13502890, 27005780, 54011560]

約数ペア:

[(1, 54011560), (2, 27005780), (4, 13502890), (5, 10802312), (8, 6751445), (10, 5401156), (20, 2700578), (40, 1350289), (647, 83480), (1294, 41740), (2087, 25880), (2588, 20870), (3235, 16696), (4174, 12940), (5176, 10435), (6470, 8348)]