12478420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{27127}}^1$

素因数の和:27159

約数の個数: 24

約数和(自身を含む): 27345024

約数和(自身を除く): 14866604

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 27127, 54254, 108508, 135635, 271270, 542540, 623921, 1247842, 2495684, 3119605, 6239210, 12478420]

約数ペア:

[(1, 12478420), (2, 6239210), (4, 3119605), (5, 2495684), (10, 1247842), (20, 623921), (23, 542540), (46, 271270), (92, 135635), (115, 108508), (230, 54254), (460, 27127)]