137864140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{168127}}^1$

素因数の和:168177

約数の個数: 24

約数和(自身を含む): 296577792

約数和(自身を除く): 158713652

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 168127, 336254, 672508, 840635, 1681270, 3362540, 6893207, 13786414, 27572828, 34466035, 68932070, 137864140]

約数ペア:

[(1, 137864140), (2, 68932070), (4, 34466035), (5, 27572828), (10, 13786414), (20, 6893207), (41, 3362540), (82, 1681270), (164, 840635), (205, 672508), (410, 336254), (820, 168127)]