2106156620

素因数分解:

$2^2\times 5^1\times {\mathrm{2551}}^1\times {\mathrm{41281}}^1$

素因数の和:43841

約数の個数: 24

約数和(自身を含む): 4424769888

約数和(自身を除く): 2318613268

約数列:

[1, 2, 4, 5, 10, 20, 2551, 5102, 10204, 12755, 25510, 41281, 51020, 82562, 165124, 206405, 412810, 825620, 105307831, 210615662, 421231324, 526539155, 1053078310, 2106156620]

約数ペア:

[(1, 2106156620), (2, 1053078310), (4, 526539155), (5, 421231324), (10, 210615662), (20, 105307831), (2551, 825620), (5102, 412810), (10204, 206405), (12755, 165124), (25510, 82562), (41281, 51020)]