2580649190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{5266631}}^1$

素因数の和:5266652

約数の個数: 24

約数和(自身を含む): 5403564432

約数和(自身を除く): 2822915242

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 5266631, 10533262, 26333155, 36866417, 52666310, 73732834, 184332085, 258064919, 368664170, 516129838, 1290324595, 2580649190]

約数ペア:

[(1, 2580649190), (2, 1290324595), (5, 516129838), (7, 368664170), (10, 258064919), (14, 184332085), (35, 73732834), (49, 52666310), (70, 36866417), (98, 26333155), (245, 10533262), (490, 5266631)]