20136660560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13247803}}^1$

素因数の和:13247835

約数の個数: 40

約数和(自身を含む): 49281830880

約数和(自身を除く): 29145170320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 13247803, 26495606, 52991212, 66239015, 105982424, 132478030, 211964848, 251708257, 264956060, 503416514, 529912120, 1006833028, 1059824240, 1258541285, 2013666056, 2517082570, 4027332112, 5034165140, 10068330280, 20136660560]

約数ペア:

[(1, 20136660560), (2, 10068330280), (4, 5034165140), (5, 4027332112), (8, 2517082570), (10, 2013666056), (16, 1258541285), (19, 1059824240), (20, 1006833028), (38, 529912120), (40, 503416514), (76, 264956060), (80, 251708257), (95, 211964848), (152, 132478030), (190, 105982424), (304, 66239015), (380, 52991212), (760, 26495606), (1520, 13247803)]