4406680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2687}}^1$

素因数の和:2739

約数の個数: 32

約数和(自身を含む): 10160640

約数和(自身を除く): 5753960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 2687, 5374, 10748, 13435, 21496, 26870, 53740, 107480, 110167, 220334, 440668, 550835, 881336, 1101670, 2203340, 4406680]

約数ペア:

[(1, 4406680), (2, 2203340), (4, 1101670), (5, 881336), (8, 550835), (10, 440668), (20, 220334), (40, 110167), (41, 107480), (82, 53740), (164, 26870), (205, 21496), (328, 13435), (410, 10748), (820, 5374), (1640, 2687)]