2080703185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{1657}}^1$

素因数の和:1786

約数の個数: 48

約数和(自身を含む): 2931874560

約数和(自身を除く): 851171375

約数列:

[1, 5, 11, 17, 55, 79, 85, 187, 289, 395, 869, 935, 1343, 1445, 1657, 3179, 4345, 6715, 8285, 14773, 15895, 18227, 22831, 28169, 73865, 91135, 114155, 130903, 140845, 251141, 309859, 478873, 654515, 1255705, 1439933, 1549295, 2225351, 2394365, 5267603, 7199665, 11126755, 24478861, 26338015, 37830967, 122394305, 189154835, 416140637, 2080703185]

約数ペア:

[(1, 2080703185), (5, 416140637), (11, 189154835), (17, 122394305), (55, 37830967), (79, 26338015), (85, 24478861), (187, 11126755), (289, 7199665), (395, 5267603), (869, 2394365), (935, 2225351), (1343, 1549295), (1445, 1439933), (1657, 1255705), (3179, 654515), (4345, 478873), (6715, 309859), (8285, 251141), (14773, 140845), (15895, 130903), (18227, 114155), (22831, 91135), (28169, 73865)]