8509580

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3061}}^1$

素因数の和:3209

約数の個数: 24

約数和(自身を含む): 18004560

約数和(自身を除く): 9494980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 3061, 6122, 12244, 15305, 30610, 61220, 425479, 850958, 1701916, 2127395, 4254790, 8509580]

約数ペア:

[(1, 8509580), (2, 4254790), (4, 2127395), (5, 1701916), (10, 850958), (20, 425479), (139, 61220), (278, 30610), (556, 15305), (695, 12244), (1390, 6122), (2780, 3061)]