6487760

素因数分解:

$2^4\times 5^1\times {\mathrm{81097}}^1$

素因数の和:81110

約数の個数: 20

約数和(自身を含む): 15084228

約数和(自身を除く): 8596468

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 81097, 162194, 324388, 405485, 648776, 810970, 1297552, 1621940, 3243880, 6487760]

約数ペア:

[(1, 6487760), (2, 3243880), (4, 1621940), (5, 1297552), (8, 810970), (10, 648776), (16, 405485), (20, 324388), (40, 162194), (80, 81097)]