54946780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{392477}}^1$

素因数の和:392493

約数の個数: 24

約数和(自身を含む): 131872608

約数和(自身を除く): 76925828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 392477, 784954, 1569908, 1962385, 2747339, 3924770, 5494678, 7849540, 10989356, 13736695, 27473390, 54946780]

約数ペア:

[(1, 54946780), (2, 27473390), (4, 13736695), (5, 10989356), (7, 7849540), (10, 5494678), (14, 3924770), (20, 2747339), (28, 1962385), (35, 1569908), (70, 784954), (140, 392477)]