864710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1123}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 1942272

約数和(自身を除く): 1077562

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 1123, 2246, 5615, 7861, 11230, 12353, 15722, 24706, 39305, 61765, 78610, 86471, 123530, 172942, 432355, 864710]

約数ペア:

[(1, 864710), (2, 432355), (5, 172942), (7, 123530), (10, 86471), (11, 78610), (14, 61765), (22, 39305), (35, 24706), (55, 15722), (70, 12353), (77, 11230), (110, 7861), (154, 5615), (385, 2246), (770, 1123)]