15730288

素因数分解:

$2^4\times 7^1\times {\mathrm{140449}}^1$

素因数の和:140464

約数の個数: 20

約数和(自身を含む): 34831600

約数和(自身を除く): 19101312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 140449, 280898, 561796, 983143, 1123592, 1966286, 2247184, 3932572, 7865144, 15730288]

約数ペア:

[(1, 15730288), (2, 7865144), (4, 3932572), (7, 2247184), (8, 1966286), (14, 1123592), (16, 983143), (28, 561796), (56, 280898), (112, 140449)]