28968990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{6947}}^1$

素因数の和:7096

約数の個数: 32

約数和(自身を含む): 70035840

約数和(自身を除く): 41066850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 6947, 13894, 20841, 34735, 41682, 69470, 104205, 208410, 965633, 1931266, 2896899, 4828165, 5793798, 9656330, 14484495, 28968990]

約数ペア:

[(1, 28968990), (2, 14484495), (3, 9656330), (5, 5793798), (6, 4828165), (10, 2896899), (15, 1931266), (30, 965633), (139, 208410), (278, 104205), (417, 69470), (695, 41682), (834, 34735), (1390, 20841), (2085, 13894), (4170, 6947)]