2104460

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{757}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 4457040

約数和(自身を除く): 2352580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 757, 1390, 1514, 2780, 3028, 3785, 7570, 15140, 105223, 210446, 420892, 526115, 1052230, 2104460]

約数ペア:

[(1, 2104460), (2, 1052230), (4, 526115), (5, 420892), (10, 210446), (20, 105223), (139, 15140), (278, 7570), (556, 3785), (695, 3028), (757, 2780), (1390, 1514)]