57870520

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{5501}}^1$

素因数の和:5775

約数の個数: 32

約数和(自身を含む): 130727520

約数和(自身を除く): 72857000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 5501, 10520, 11002, 22004, 27505, 44008, 55010, 110020, 220040, 1446763, 2893526, 5787052, 7233815, 11574104, 14467630, 28935260, 57870520]

約数ペア:

[(1, 57870520), (2, 28935260), (4, 14467630), (5, 11574104), (8, 7233815), (10, 5787052), (20, 2893526), (40, 1446763), (263, 220040), (526, 110020), (1052, 55010), (1315, 44008), (2104, 27505), (2630, 22004), (5260, 11002), (5501, 10520)]