20083280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{35863}}^1$

素因数の和:35883

約数の個数: 40

約数和(自身を含む): 53365632

約数和(自身を除く): 33282352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 35863, 71726, 143452, 179315, 251041, 286904, 358630, 502082, 573808, 717260, 1004164, 1255205, 1434520, 2008328, 2510410, 2869040, 4016656, 5020820, 10041640, 20083280]

約数ペア:

[(1, 20083280), (2, 10041640), (4, 5020820), (5, 4016656), (7, 2869040), (8, 2510410), (10, 2008328), (14, 1434520), (16, 1255205), (20, 1004164), (28, 717260), (35, 573808), (40, 502082), (56, 358630), (70, 286904), (80, 251041), (112, 179315), (140, 143452), (280, 71726), (560, 35863)]