871306780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2562667}}^1$

素因数の和:2562693

約数の個数: 24

約数和(自身を含む): 1937377008

約数和(自身を除く): 1066070228

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2562667, 5125334, 10250668, 12813335, 25626670, 43565339, 51253340, 87130678, 174261356, 217826695, 435653390, 871306780]

約数ペア:

[(1, 871306780), (2, 435653390), (4, 217826695), (5, 174261356), (10, 87130678), (17, 51253340), (20, 43565339), (34, 25626670), (68, 12813335), (85, 10250668), (170, 5125334), (340, 2562667)]