20175462920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21929851}}^1$

素因数の和:21929885

約数の個数: 32

約数和(自身を含む): 47368480320

約数和(自身を除く): 27193017400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 21929851, 43859702, 87719404, 109649255, 175438808, 219298510, 438597020, 504386573, 877194040, 1008773146, 2017546292, 2521932865, 4035092584, 5043865730, 10087731460, 20175462920]

約数ペア:

[(1, 20175462920), (2, 10087731460), (4, 5043865730), (5, 4035092584), (8, 2521932865), (10, 2017546292), (20, 1008773146), (23, 877194040), (40, 504386573), (46, 438597020), (92, 219298510), (115, 175438808), (184, 109649255), (230, 87719404), (460, 43859702), (920, 21929851)]