20636140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{147401}}^1$

素因数の和:147417

約数の個数: 24

約数和(自身を含む): 49527072

約数和(自身を除く): 28890932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 147401, 294802, 589604, 737005, 1031807, 1474010, 2063614, 2948020, 4127228, 5159035, 10318070, 20636140]

約数ペア:

[(1, 20636140), (2, 10318070), (4, 5159035), (5, 4127228), (7, 2948020), (10, 2063614), (14, 1474010), (20, 1031807), (28, 737005), (35, 589604), (70, 294802), (140, 147401)]