206846860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{2417}}^1$

素因数の和:2826

約数の個数: 48

約数和(自身を含む): 475282080

約数和(自身を除く): 268435220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 389, 778, 1556, 1945, 2417, 3890, 4279, 4834, 7780, 8558, 9668, 12085, 17116, 21395, 24170, 26587, 42790, 48340, 53174, 85580, 106348, 132935, 265870, 531740, 940213, 1880426, 3760852, 4701065, 9402130, 10342343, 18804260, 20684686, 41369372, 51711715, 103423430, 206846860]

約数ペア:

[(1, 206846860), (2, 103423430), (4, 51711715), (5, 41369372), (10, 20684686), (11, 18804260), (20, 10342343), (22, 9402130), (44, 4701065), (55, 3760852), (110, 1880426), (220, 940213), (389, 531740), (778, 265870), (1556, 132935), (1945, 106348), (2417, 85580), (3890, 53174), (4279, 48340), (4834, 42790), (7780, 26587), (8558, 24170), (9668, 21395), (12085, 17116)]