281736140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2012401}}^1$

素因数の和:2012417

約数の個数: 24

約数和(自身を含む): 676167072

約数和(自身を除く): 394430932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2012401, 4024802, 8049604, 10062005, 14086807, 20124010, 28173614, 40248020, 56347228, 70434035, 140868070, 281736140]

約数ペア:

[(1, 281736140), (2, 140868070), (4, 70434035), (5, 56347228), (7, 40248020), (10, 28173614), (14, 20124010), (20, 14086807), (28, 10062005), (35, 8049604), (70, 4024802), (140, 2012401)]