1569821604280

素因数分解:

$2^3\times 5^1\times {\mathrm{997}}^1\times {\mathrm{39363631}}^1$

素因数の和:39364639

約数の個数: 32

約数和(自身を含む): 3535641426240

約数和(自身を除く): 1965819821960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 997, 1994, 3988, 4985, 7976, 9970, 19940, 39880, 39363631, 78727262, 157454524, 196818155, 314909048, 393636310, 787272620, 1574545240, 39245540107, 78491080214, 156982160428, 196227700535, 313964320856, 392455401070, 784910802140, 1569821604280]

約数ペア:

[(1, 1569821604280), (2, 784910802140), (4, 392455401070), (5, 313964320856), (8, 196227700535), (10, 156982160428), (20, 78491080214), (40, 39245540107), (997, 1574545240), (1994, 787272620), (3988, 393636310), (4985, 314909048), (7976, 196818155), (9970, 157454524), (19940, 78727262), (39880, 39363631)]