28823920

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2837}}^1$

素因数の和:2977

約数の個数: 40

約数和(自身を含む): 67567104

約数和(自身を除く): 38743184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 2837, 5080, 5674, 10160, 11348, 14185, 22696, 28370, 45392, 56740, 113480, 226960, 360299, 720598, 1441196, 1801495, 2882392, 3602990, 5764784, 7205980, 14411960, 28823920]

約数ペア:

[(1, 28823920), (2, 14411960), (4, 7205980), (5, 5764784), (8, 3602990), (10, 2882392), (16, 1801495), (20, 1441196), (40, 720598), (80, 360299), (127, 226960), (254, 113480), (508, 56740), (635, 45392), (1016, 28370), (1270, 22696), (2032, 14185), (2540, 11348), (2837, 10160), (5080, 5674)]