18410140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131501}}^1$

素因数の和:131517

約数の個数: 24

約数和(自身を含む): 44184672

約数和(自身を除く): 25774532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 131501, 263002, 526004, 657505, 920507, 1315010, 1841014, 2630020, 3682028, 4602535, 9205070, 18410140]

約数ペア:

[(1, 18410140), (2, 9205070), (4, 4602535), (5, 3682028), (7, 2630020), (10, 1841014), (14, 1315010), (20, 920507), (28, 657505), (35, 526004), (70, 263002), (140, 131501)]