204092420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1457803}}^1$

素因数の和:1457819

約数の個数: 24

約数和(自身を含む): 489822144

約数和(自身を除く): 285729724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1457803, 2915606, 5831212, 7289015, 10204621, 14578030, 20409242, 29156060, 40818484, 51023105, 102046210, 204092420]

約数ペア:

[(1, 204092420), (2, 102046210), (4, 51023105), (5, 40818484), (7, 29156060), (10, 20409242), (14, 14578030), (20, 10204621), (28, 7289015), (35, 5831212), (70, 2915606), (140, 1457803)]