20377210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{291103}}^1$

素因数の和:291117

約数の個数: 16

約数和(自身を含む): 41918976

約数和(自身を除く): 21541766

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 291103, 582206, 1455515, 2037721, 2911030, 4075442, 10188605, 20377210]

約数ペア:

[(1, 20377210), (2, 10188605), (5, 4075442), (7, 2911030), (10, 2037721), (14, 1455515), (35, 582206), (70, 291103)]