30352420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{216803}}^1$

素因数の和:216819

約数の個数: 24

約数和(自身を含む): 72846144

約数和(自身を除く): 42493724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 216803, 433606, 867212, 1084015, 1517621, 2168030, 3035242, 4336060, 6070484, 7588105, 15176210, 30352420]

約数ペア:

[(1, 30352420), (2, 15176210), (4, 7588105), (5, 6070484), (7, 4336060), (10, 3035242), (14, 2168030), (20, 1517621), (28, 1084015), (35, 867212), (70, 433606), (140, 216803)]