20859327020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{148995193}}^1$

素因数の和:148995209

約数の個数: 24

約数和(自身を含む): 50062385184

約数和(自身を除く): 29203058164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 148995193, 297990386, 595980772, 744975965, 1042966351, 1489951930, 2085932702, 2979903860, 4171865404, 5214831755, 10429663510, 20859327020]

約数ペア:

[(1, 20859327020), (2, 10429663510), (4, 5214831755), (5, 4171865404), (7, 2979903860), (10, 2085932702), (14, 1489951930), (20, 1042966351), (28, 744975965), (35, 595980772), (70, 297990386), (140, 148995193)]