20160290728

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{839}}^1\times {\mathrm{73259}}^1$

素因数の和:74145

約数の個数: 32

約数和(自身を含む): 38769192000

約数和(自身を除く): 18608901272

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 839, 1678, 3356, 6712, 34399, 68798, 73259, 137596, 146518, 275192, 293036, 586072, 3003619, 6007238, 12014476, 24028952, 61464301, 122928602, 245857204, 491714408, 2520036341, 5040072682, 10080145364, 20160290728]

約数ペア:

[(1, 20160290728), (2, 10080145364), (4, 5040072682), (8, 2520036341), (41, 491714408), (82, 245857204), (164, 122928602), (328, 61464301), (839, 24028952), (1678, 12014476), (3356, 6007238), (6712, 3003619), (34399, 586072), (68798, 293036), (73259, 275192), (137596, 146518)]