28344470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:437

約数の個数: 64

約数和(自身を含む): 64323072

約数和(自身を除く): 35978602

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 131, 154, 262, 281, 385, 562, 655, 770, 917, 1310, 1405, 1441, 1834, 1967, 2810, 2882, 3091, 3934, 4585, 6182, 7205, 9170, 9835, 10087, 14410, 15455, 19670, 20174, 21637, 30910, 36811, 43274, 50435, 73622, 100870, 108185, 184055, 216370, 257677, 368110, 404921, 515354, 809842, 1288385, 2024605, 2576770, 2834447, 4049210, 5668894, 14172235, 28344470]

約数ペア:

[(1, 28344470), (2, 14172235), (5, 5668894), (7, 4049210), (10, 2834447), (11, 2576770), (14, 2024605), (22, 1288385), (35, 809842), (55, 515354), (70, 404921), (77, 368110), (110, 257677), (131, 216370), (154, 184055), (262, 108185), (281, 100870), (385, 73622), (562, 50435), (655, 43274), (770, 36811), (917, 30910), (1310, 21637), (1405, 20174), (1441, 19670), (1834, 15455), (1967, 14410), (2810, 10087), (2882, 9835), (3091, 9170), (3934, 7205), (4585, 6182)]