27420010

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{30809}}^1$

素因数の和:30905

約数の個数: 16

約数和(自身を含む): 49912200

約数和(自身を除く): 22492190

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 30809, 61618, 154045, 308090, 2742001, 5484002, 13710005, 27420010]

約数ペア:

[(1, 27420010), (2, 13710005), (5, 5484002), (10, 2742001), (89, 308090), (178, 154045), (445, 61618), (890, 30809)]