20123781370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26134781}}^1$

素因数の和:26134806

約数の個数: 32

約数和(自身を含む): 45160903296

約数和(自身を除く): 25037121926

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 26134781, 52269562, 130673905, 182943467, 261347810, 287482591, 365886934, 574965182, 914717335, 1437412955, 1829434670, 2012378137, 2874825910, 4024756274, 10061890685, 20123781370]

約数ペア:

[(1, 20123781370), (2, 10061890685), (5, 4024756274), (7, 2874825910), (10, 2012378137), (11, 1829434670), (14, 1437412955), (22, 914717335), (35, 574965182), (55, 365886934), (70, 287482591), (77, 261347810), (110, 182943467), (154, 130673905), (385, 52269562), (770, 26134781)]