172022120

素因数分解:

$2^3\times 5^1\times {\mathrm{4300553}}^1$

素因数の和:4300564

約数の個数: 16

約数和(自身を含む): 387049860

約数和(自身を除く): 215027740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4300553, 8601106, 17202212, 21502765, 34404424, 43005530, 86011060, 172022120]

約数ペア:

[(1, 172022120), (2, 86011060), (4, 43005530), (5, 34404424), (8, 21502765), (10, 17202212), (20, 8601106), (40, 4300553)]