26785540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78781}}^1$

素因数の和:78807

約数の個数: 24

約数和(自身を含む): 59559192

約数和(自身を除く): 32773652

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 78781, 157562, 315124, 393905, 787810, 1339277, 1575620, 2678554, 5357108, 6696385, 13392770, 26785540]

約数ペア:

[(1, 26785540), (2, 13392770), (4, 6696385), (5, 5357108), (10, 2678554), (17, 1575620), (20, 1339277), (34, 787810), (68, 393905), (85, 315124), (170, 157562), (340, 78781)]