1676290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{311}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 3841344

約数和(自身を除く): 2165054

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 311, 385, 490, 539, 622, 770, 1078, 1555, 2177, 2695, 3110, 3421, 4354, 5390, 6842, 10885, 15239, 17105, 21770, 23947, 30478, 34210, 47894, 76195, 119735, 152390, 167629, 239470, 335258, 838145, 1676290]

約数ペア:

[(1, 1676290), (2, 838145), (5, 335258), (7, 239470), (10, 167629), (11, 152390), (14, 119735), (22, 76195), (35, 47894), (49, 34210), (55, 30478), (70, 23947), (77, 21770), (98, 17105), (110, 15239), (154, 10885), (245, 6842), (311, 5390), (385, 4354), (490, 3421), (539, 3110), (622, 2695), (770, 2177), (1078, 1555)]