1277180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3361}}^1$

素因数の和:3389

約数の個数: 24

約数和(自身を含む): 2824080

約数和(自身を除く): 1546900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 3361, 6722, 13444, 16805, 33610, 63859, 67220, 127718, 255436, 319295, 638590, 1277180]

約数ペア:

[(1, 1277180), (2, 638590), (4, 319295), (5, 255436), (10, 127718), (19, 67220), (20, 63859), (38, 33610), (76, 16805), (95, 13444), (190, 6722), (380, 3361)]