548345660

素因数分解:

$2^2\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{21139}}^1$

素因数の和:22445

約数の個数: 24

約数和(自身を含む): 1152468240

約数和(自身を除く): 604122580

約数列:

[1, 2, 4, 5, 10, 20, 1297, 2594, 5188, 6485, 12970, 21139, 25940, 42278, 84556, 105695, 211390, 422780, 27417283, 54834566, 109669132, 137086415, 274172830, 548345660]

約数ペア:

[(1, 548345660), (2, 274172830), (4, 137086415), (5, 109669132), (10, 54834566), (20, 27417283), (1297, 422780), (2594, 211390), (5188, 105695), (6485, 84556), (12970, 42278), (21139, 25940)]