28237030

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{31727}}^1$

素因数の和:31823

約数の個数: 16

約数和(自身を含む): 51399360

約数和(自身を除く): 23162330

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 31727, 63454, 158635, 317270, 2823703, 5647406, 14118515, 28237030]

約数ペア:

[(1, 28237030), (2, 14118515), (5, 5647406), (10, 2823703), (89, 317270), (178, 158635), (445, 63454), (890, 31727)]