86872870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{18523}}^1$

素因数の和:18604

約数の個数: 32

約数和(自身を含む): 181387008

約数和(自身を除く): 94514138

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4690, 18523, 37046, 92615, 129661, 185230, 259322, 648305, 1241041, 1296610, 2482082, 6205205, 8687287, 12410410, 17374574, 43436435, 86872870]

約数ペア:

[(1, 86872870), (2, 43436435), (5, 17374574), (7, 12410410), (10, 8687287), (14, 6205205), (35, 2482082), (67, 1296610), (70, 1241041), (134, 648305), (335, 259322), (469, 185230), (670, 129661), (938, 92615), (2345, 37046), (4690, 18523)]