55857640

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{10193}}^1$

素因数の和:10341

約数の個数: 32

約数和(自身を含む): 126609480

約数和(自身を除く): 70751840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 10193, 20386, 40772, 50965, 81544, 101930, 203860, 407720, 1396441, 2792882, 5585764, 6982205, 11171528, 13964410, 27928820, 55857640]

約数ペア:

[(1, 55857640), (2, 27928820), (4, 13964410), (5, 11171528), (8, 6982205), (10, 5585764), (20, 2792882), (40, 1396441), (137, 407720), (274, 203860), (548, 101930), (685, 81544), (1096, 50965), (1370, 40772), (2740, 20386), (5480, 10193)]