113652920

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{6947}}^1$

素因数の和:7367

約数の個数: 32

約数和(自身を含む): 256381200

約数和(自身を除く): 142728280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 3272, 4090, 6947, 8180, 13894, 16360, 27788, 34735, 55576, 69470, 138940, 277880, 2841323, 5682646, 11365292, 14206615, 22730584, 28413230, 56826460, 113652920]

約数ペア:

[(1, 113652920), (2, 56826460), (4, 28413230), (5, 22730584), (8, 14206615), (10, 11365292), (20, 5682646), (40, 2841323), (409, 277880), (818, 138940), (1636, 69470), (2045, 55576), (3272, 34735), (4090, 27788), (6947, 16360), (8180, 13894)]