2005556

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1747}}^1$

素因数の和:1799

約数の個数: 24

約数和(自身を含む): 4111296

約数和(自身を除く): 2105740

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 1747, 3494, 6988, 12229, 24458, 48916, 71627, 143254, 286508, 501389, 1002778, 2005556]

約数ペア:

[(1, 2005556), (2, 1002778), (4, 501389), (7, 286508), (14, 143254), (28, 71627), (41, 48916), (82, 24458), (164, 12229), (287, 6988), (574, 3494), (1148, 1747)]