40900090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53117}}^1$

素因数の和:53142

約数の個数: 32

約数和(自身を含む): 91787904

約数和(自身を除く): 50887814

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 53117, 106234, 265585, 371819, 531170, 584287, 743638, 1168574, 1859095, 2921435, 3718190, 4090009, 5842870, 8180018, 20450045, 40900090]

約数ペア:

[(1, 40900090), (2, 20450045), (5, 8180018), (7, 5842870), (10, 4090009), (11, 3718190), (14, 2921435), (22, 1859095), (35, 1168574), (55, 743638), (70, 584287), (77, 531170), (110, 371819), (154, 265585), (385, 106234), (770, 53117)]