2008542560

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{124291}}^1$

素因数の和:124407

約数の個数: 48

約数和(自身を含む): 4792202352

約数和(自身を除く): 2783659792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 8080, 16160, 124291, 248582, 497164, 621455, 994328, 1242910, 1988656, 2485820, 3977312, 4971640, 9943280, 12553391, 19886560, 25106782, 50213564, 62766955, 100427128, 125533910, 200854256, 251067820, 401708512, 502135640, 1004271280, 2008542560]

約数ペア:

[(1, 2008542560), (2, 1004271280), (4, 502135640), (5, 401708512), (8, 251067820), (10, 200854256), (16, 125533910), (20, 100427128), (32, 62766955), (40, 50213564), (80, 25106782), (101, 19886560), (160, 12553391), (202, 9943280), (404, 4971640), (505, 3977312), (808, 2485820), (1010, 1988656), (1616, 1242910), (2020, 994328), (3232, 621455), (4040, 497164), (8080, 248582), (16160, 124291)]