339631780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{998917}}^1$

素因数の和:998943

約数の個数: 24

約数和(自身を含む): 755182008

約数和(自身を除く): 415550228

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 998917, 1997834, 3995668, 4994585, 9989170, 16981589, 19978340, 33963178, 67926356, 84907945, 169815890, 339631780]

約数ペア:

[(1, 339631780), (2, 169815890), (4, 84907945), (5, 67926356), (10, 33963178), (17, 19978340), (20, 16981589), (34, 9989170), (68, 4994585), (85, 3995668), (170, 1997834), (340, 998917)]