208159490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{270337}}^1$

素因数の和:270362

約数の個数: 32

約数和(自身を含む): 467144064

約数和(自身を除く): 258984574

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 270337, 540674, 1351685, 1892359, 2703370, 2973707, 3784718, 5947414, 9461795, 14868535, 18923590, 20815949, 29737070, 41631898, 104079745, 208159490]

約数ペア:

[(1, 208159490), (2, 104079745), (5, 41631898), (7, 29737070), (10, 20815949), (11, 18923590), (14, 14868535), (22, 9461795), (35, 5947414), (55, 3784718), (70, 2973707), (77, 2703370), (110, 1892359), (154, 1351685), (385, 540674), (770, 270337)]