2016196040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1172207}}^1$

素因数の和:1172261

約数の個数: 32

約数和(自身を含む): 4641943680

約数和(自身を除く): 2625747640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1172207, 2344414, 4688828, 5861035, 9377656, 11722070, 23444140, 46888280, 50404901, 100809802, 201619604, 252024505, 403239208, 504049010, 1008098020, 2016196040]

約数ペア:

[(1, 2016196040), (2, 1008098020), (4, 504049010), (5, 403239208), (8, 252024505), (10, 201619604), (20, 100809802), (40, 50404901), (43, 46888280), (86, 23444140), (172, 11722070), (215, 9377656), (344, 5861035), (430, 4688828), (860, 2344414), (1720, 1172207)]