12280730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:455

約数の個数: 64

約数和(自身を含む): 28304640

約数和(自身を除く): 16023910

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 41, 55, 70, 77, 82, 110, 154, 205, 287, 385, 389, 410, 451, 574, 770, 778, 902, 1435, 1945, 2255, 2723, 2870, 3157, 3890, 4279, 4510, 5446, 6314, 8558, 13615, 15785, 15949, 21395, 27230, 29953, 31570, 31898, 42790, 59906, 79745, 111643, 149765, 159490, 175439, 223286, 299530, 350878, 558215, 877195, 1116430, 1228073, 1754390, 2456146, 6140365, 12280730]

約数ペア:

[(1, 12280730), (2, 6140365), (5, 2456146), (7, 1754390), (10, 1228073), (11, 1116430), (14, 877195), (22, 558215), (35, 350878), (41, 299530), (55, 223286), (70, 175439), (77, 159490), (82, 149765), (110, 111643), (154, 79745), (205, 59906), (287, 42790), (385, 31898), (389, 31570), (410, 29953), (451, 27230), (574, 21395), (770, 15949), (778, 15785), (902, 13615), (1435, 8558), (1945, 6314), (2255, 5446), (2723, 4510), (2870, 4279), (3157, 3890)]