27900490

素因数分解:

$2^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{9929}}^1$

素因数の和:10217

約数の個数: 16

約数和(自身を含む): 50404680

約数和(自身を除く): 22504190

約数列:

[1, 2, 5, 10, 281, 562, 1405, 2810, 9929, 19858, 49645, 99290, 2790049, 5580098, 13950245, 27900490]

約数ペア:

[(1, 27900490), (2, 13950245), (5, 5580098), (10, 2790049), (281, 99290), (562, 49645), (1405, 19858), (2810, 9929)]