866660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2549}}^1$

素因数の和:2575

約数の個数: 24

約数和(自身を含む): 1927800

約数和(自身を除く): 1061140

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2549, 5098, 10196, 12745, 25490, 43333, 50980, 86666, 173332, 216665, 433330, 866660]

約数ペア:

[(1, 866660), (2, 433330), (4, 216665), (5, 173332), (10, 86666), (17, 50980), (20, 43333), (34, 25490), (68, 12745), (85, 10196), (170, 5098), (340, 2549)]