2008596080

素因数分解:

$2^4\times 5^1\times {\mathrm{997}}^1\times {\mathrm{25183}}^1$

素因数の和:26193

約数の個数: 40

約数和(自身を含む): 4674855552

約数和(自身を除く): 2666259472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 997, 1994, 3988, 4985, 7976, 9970, 15952, 19940, 25183, 39880, 50366, 79760, 100732, 125915, 201464, 251830, 402928, 503660, 1007320, 2014640, 25107451, 50214902, 100429804, 125537255, 200859608, 251074510, 401719216, 502149020, 1004298040, 2008596080]

約数ペア:

[(1, 2008596080), (2, 1004298040), (4, 502149020), (5, 401719216), (8, 251074510), (10, 200859608), (16, 125537255), (20, 100429804), (40, 50214902), (80, 25107451), (997, 2014640), (1994, 1007320), (3988, 503660), (4985, 402928), (7976, 251830), (9970, 201464), (15952, 125915), (19940, 100732), (25183, 79760), (39880, 50366)]