27820070

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{25523}}^1$

素因数の和:25639

約数の個数: 16

約数和(自身を含む): 50537520

約数和(自身を除く): 22717450

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 25523, 51046, 127615, 255230, 2782007, 5564014, 13910035, 27820070]

約数ペア:

[(1, 27820070), (2, 13910035), (5, 5564014), (10, 2782007), (109, 255230), (218, 127615), (545, 51046), (1090, 25523)]