28338610

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{4421}}^1$

素因数の和:5069

約数の個数: 16

約数和(自身を含む): 51100632

約数和(自身を除く): 22762022

約数列:

[1, 2, 5, 10, 641, 1282, 3205, 4421, 6410, 8842, 22105, 44210, 2833861, 5667722, 14169305, 28338610]

約数ペア:

[(1, 28338610), (2, 14169305), (5, 5667722), (10, 2833861), (641, 44210), (1282, 22105), (3205, 8842), (4421, 6410)]