1264816

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:529

約数の個数: 40

約数和(自身を含む): 2928384

約数和(自身を除く): 1663568

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 491, 644, 982, 1288, 1964, 2576, 3437, 3928, 6874, 7856, 11293, 13748, 22586, 27496, 45172, 54992, 79051, 90344, 158102, 180688, 316204, 632408, 1264816]

約数ペア:

[(1, 1264816), (2, 632408), (4, 316204), (7, 180688), (8, 158102), (14, 90344), (16, 79051), (23, 54992), (28, 45172), (46, 27496), (56, 22586), (92, 13748), (112, 11293), (161, 7856), (184, 6874), (322, 3928), (368, 3437), (491, 2576), (644, 1964), (982, 1288)]