1822660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 4483584

約数和(自身を除く): 2660924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 277, 329, 470, 554, 658, 940, 1108, 1316, 1385, 1645, 1939, 2770, 3290, 3878, 5540, 6580, 7756, 9695, 13019, 19390, 26038, 38780, 52076, 65095, 91133, 130190, 182266, 260380, 364532, 455665, 911330, 1822660]

約数ペア:

[(1, 1822660), (2, 911330), (4, 455665), (5, 364532), (7, 260380), (10, 182266), (14, 130190), (20, 91133), (28, 65095), (35, 52076), (47, 38780), (70, 26038), (94, 19390), (140, 13019), (188, 9695), (235, 7756), (277, 6580), (329, 5540), (470, 3878), (554, 3290), (658, 2770), (940, 1939), (1108, 1645), (1316, 1385)]