42342020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{302443}}^1$

素因数の和:302459

約数の個数: 24

約数和(自身を含む): 101621184

約数和(自身を除く): 59279164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 302443, 604886, 1209772, 1512215, 2117101, 3024430, 4234202, 6048860, 8468404, 10585505, 21171010, 42342020]

約数ペア:

[(1, 42342020), (2, 21171010), (4, 10585505), (5, 8468404), (7, 6048860), (10, 4234202), (14, 3024430), (20, 2117101), (28, 1512215), (35, 1209772), (70, 604886), (140, 302443)]