2510115560

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{646937}}^1$

素因数の和:647045

約数の個数: 32

約数和(自身を含む): 5705993160

約数和(自身を除く): 3195877600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 646937, 1293874, 2587748, 3234685, 5175496, 6469370, 12938740, 25877480, 62752889, 125505778, 251011556, 313764445, 502023112, 627528890, 1255057780, 2510115560]

約数ペア:

[(1, 2510115560), (2, 1255057780), (4, 627528890), (5, 502023112), (8, 313764445), (10, 251011556), (20, 125505778), (40, 62752889), (97, 25877480), (194, 12938740), (388, 6469370), (485, 5175496), (776, 3234685), (970, 2587748), (1940, 1293874), (3880, 646937)]