4542020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{32443}}^1$

素因数の和:32459

約数の個数: 24

約数和(自身を含む): 10901184

約数和(自身を除く): 6359164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 32443, 64886, 129772, 162215, 227101, 324430, 454202, 648860, 908404, 1135505, 2271010, 4542020]

約数ペア:

[(1, 4542020), (2, 2271010), (4, 1135505), (5, 908404), (7, 648860), (10, 454202), (14, 324430), (20, 227101), (28, 162215), (35, 129772), (70, 64886), (140, 32443)]