26786120

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16333}}^1$

素因数の和:16385

約数の個数: 32

約数和(自身を含む): 61742520

約数和(自身を除く): 34956400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 16333, 32666, 65332, 81665, 130664, 163330, 326660, 653320, 669653, 1339306, 2678612, 3348265, 5357224, 6696530, 13393060, 26786120]

約数ペア:

[(1, 26786120), (2, 13393060), (4, 6696530), (5, 5357224), (8, 3348265), (10, 2678612), (20, 1339306), (40, 669653), (41, 653320), (82, 326660), (164, 163330), (205, 130664), (328, 81665), (410, 65332), (820, 32666), (1640, 16333)]