27621520

素因数分解:

$2^4\times 5^1\times {\mathrm{379}}^1\times {\mathrm{911}}^1$

素因数の和:1303

約数の個数: 40

約数和(自身を含む): 64460160

約数和(自身を除く): 36838640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 379, 758, 911, 1516, 1822, 1895, 3032, 3644, 3790, 4555, 6064, 7288, 7580, 9110, 14576, 15160, 18220, 30320, 36440, 72880, 345269, 690538, 1381076, 1726345, 2762152, 3452690, 5524304, 6905380, 13810760, 27621520]

約数ペア:

[(1, 27621520), (2, 13810760), (4, 6905380), (5, 5524304), (8, 3452690), (10, 2762152), (16, 1726345), (20, 1381076), (40, 690538), (80, 345269), (379, 72880), (758, 36440), (911, 30320), (1516, 18220), (1822, 15160), (1895, 14576), (3032, 9110), (3644, 7580), (3790, 7288), (4555, 6064)]