266085260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1900609}}^1$

素因数の和:1900625

約数の個数: 24

約数和(自身を含む): 638604960

約数和(自身を除く): 372519700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1900609, 3801218, 7602436, 9503045, 13304263, 19006090, 26608526, 38012180, 53217052, 66521315, 133042630, 266085260]

約数ペア:

[(1, 266085260), (2, 133042630), (4, 66521315), (5, 53217052), (7, 38012180), (10, 26608526), (14, 19006090), (20, 13304263), (28, 9503045), (35, 7602436), (70, 3801218), (140, 1900609)]