15890140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113501}}^1$

素因数の和:113517

約数の個数: 24

約数和(自身を含む): 38136672

約数和(自身を除く): 22246532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 113501, 227002, 454004, 567505, 794507, 1135010, 1589014, 2270020, 3178028, 3972535, 7945070, 15890140]

約数ペア:

[(1, 15890140), (2, 7945070), (4, 3972535), (5, 3178028), (7, 2270020), (10, 1589014), (14, 1135010), (20, 794507), (28, 567505), (35, 454004), (70, 227002), (140, 113501)]