172022390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{905381}}^1$

素因数の和:905407

約数の個数: 16

約数和(自身を含む): 325937520

約数和(自身を除く): 153915130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 905381, 1810762, 4526905, 9053810, 17202239, 34404478, 86011195, 172022390]

約数ペア:

[(1, 172022390), (2, 86011195), (5, 34404478), (10, 17202239), (19, 9053810), (38, 4526905), (95, 1810762), (190, 905381)]