13982140

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4289}}^1$

素因数の和:4461

約数の個数: 24

約数和(自身を含む): 29549520

約数和(自身を除く): 15567380

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 4289, 8578, 17156, 21445, 42890, 85780, 699107, 1398214, 2796428, 3495535, 6991070, 13982140]

約数ペア:

[(1, 13982140), (2, 6991070), (4, 3495535), (5, 2796428), (10, 1398214), (20, 699107), (163, 85780), (326, 42890), (652, 21445), (815, 17156), (1630, 8578), (3260, 4289)]