56545480

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{11131}}^1$

素因数の和:11269

約数の個数: 32

約数和(自身を含む): 128240640

約数和(自身を除く): 71695160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 11131, 22262, 44524, 55655, 89048, 111310, 222620, 445240, 1413637, 2827274, 5654548, 7068185, 11309096, 14136370, 28272740, 56545480]

約数ペア:

[(1, 56545480), (2, 28272740), (4, 14136370), (5, 11309096), (8, 7068185), (10, 5654548), (20, 2827274), (40, 1413637), (127, 445240), (254, 222620), (508, 111310), (635, 89048), (1016, 55655), (1270, 44524), (2540, 22262), (5080, 11131)]