89799860

素因数分解:

$2^2\times 5^1\times {\mathrm{859}}^1\times {\mathrm{5227}}^1$

素因数の和:6095

約数の個数: 24

約数和(自身を含む): 188835360

約数和(自身を除く): 99035500

約数列:

[1, 2, 4, 5, 10, 20, 859, 1718, 3436, 4295, 5227, 8590, 10454, 17180, 20908, 26135, 52270, 104540, 4489993, 8979986, 17959972, 22449965, 44899930, 89799860]

約数ペア:

[(1, 89799860), (2, 44899930), (4, 22449965), (5, 17959972), (10, 8979986), (20, 4489993), (859, 104540), (1718, 52270), (3436, 26135), (4295, 20908), (5227, 17180), (8590, 10454)]