2138290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2777}}^1$

素因数の和:2802

約数の個数: 32

約数和(自身を含む): 4800384

約数和(自身を除く): 2662094

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 2777, 5554, 13885, 19439, 27770, 30547, 38878, 61094, 97195, 152735, 194390, 213829, 305470, 427658, 1069145, 2138290]

約数ペア:

[(1, 2138290), (2, 1069145), (5, 427658), (7, 305470), (10, 213829), (11, 194390), (14, 152735), (22, 97195), (35, 61094), (55, 38878), (70, 30547), (77, 27770), (110, 19439), (154, 13885), (385, 5554), (770, 2777)]