54787280

素因数分解:

$2^4\times 5^1\times {\mathrm{684841}}^1$

素因数の和:684854

約数の個数: 20

約数和(自身を含む): 127380612

約数和(自身を除く): 72593332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 684841, 1369682, 2739364, 3424205, 5478728, 6848410, 10957456, 13696820, 27393640, 54787280]

約数ペア:

[(1, 54787280), (2, 27393640), (4, 13696820), (5, 10957456), (8, 6848410), (10, 5478728), (16, 3424205), (20, 2739364), (40, 1369682), (80, 684841)]