67905140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199721}}^1$

素因数の和:199747

約数の個数: 24

約数和(自身を含む): 150989832

約数和(自身を除く): 83084692

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 199721, 399442, 798884, 998605, 1997210, 3395257, 3994420, 6790514, 13581028, 16976285, 33952570, 67905140]

約数ペア:

[(1, 67905140), (2, 33952570), (4, 16976285), (5, 13581028), (10, 6790514), (17, 3994420), (20, 3395257), (34, 1997210), (68, 998605), (85, 798884), (170, 399442), (340, 199721)]