28147030

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{11777}}^1$

素因数の和:12023

約数の個数: 16

約数和(自身を含む): 50880960

約数和(自身を除く): 22733930

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 11777, 23554, 58885, 117770, 2814703, 5629406, 14073515, 28147030]

約数ペア:

[(1, 28147030), (2, 14073515), (5, 5629406), (10, 2814703), (239, 117770), (478, 58885), (1195, 23554), (2390, 11777)]