2912779880

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1549351}}^1$

素因数の和:1549409

約数の個数: 32

約数和(自身を含む): 6693200640

約数和(自身を除く): 3780420760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 1549351, 3098702, 6197404, 7746755, 12394808, 15493510, 30987020, 61974040, 72819497, 145638994, 291277988, 364097485, 582555976, 728194970, 1456389940, 2912779880]

約数ペア:

[(1, 2912779880), (2, 1456389940), (4, 728194970), (5, 582555976), (8, 364097485), (10, 291277988), (20, 145638994), (40, 72819497), (47, 61974040), (94, 30987020), (188, 15493510), (235, 12394808), (376, 7746755), (470, 6197404), (940, 3098702), (1880, 1549351)]