2212420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15803}}^1$

素因数の和:15819

約数の個数: 24

約数和(自身を含む): 5310144

約数和(自身を除く): 3097724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 15803, 31606, 63212, 79015, 110621, 158030, 221242, 316060, 442484, 553105, 1106210, 2212420]

約数ペア:

[(1, 2212420), (2, 1106210), (4, 553105), (5, 442484), (7, 316060), (10, 221242), (14, 158030), (20, 110621), (28, 79015), (35, 63212), (70, 31606), (140, 15803)]