4774040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^2\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 11165040

約数和(自身を除く): 6391000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 71, 82, 142, 164, 205, 284, 328, 355, 410, 568, 710, 820, 1420, 1640, 1681, 2840, 2911, 3362, 5822, 6724, 8405, 11644, 13448, 14555, 16810, 23288, 29110, 33620, 58220, 67240, 116440, 119351, 238702, 477404, 596755, 954808, 1193510, 2387020, 4774040]

約数ペア:

[(1, 4774040), (2, 2387020), (4, 1193510), (5, 954808), (8, 596755), (10, 477404), (20, 238702), (40, 119351), (41, 116440), (71, 67240), (82, 58220), (142, 33620), (164, 29110), (205, 23288), (284, 16810), (328, 14555), (355, 13448), (410, 11644), (568, 8405), (710, 6724), (820, 5822), (1420, 3362), (1640, 2911), (1681, 2840)]