6431780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18917}}^1$

素因数の和:18943

約数の個数: 24

約数和(自身を含む): 14302008

約数和(自身を除く): 7870228

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 18917, 37834, 75668, 94585, 189170, 321589, 378340, 643178, 1286356, 1607945, 3215890, 6431780]

約数ペア:

[(1, 6431780), (2, 3215890), (4, 1607945), (5, 1286356), (10, 643178), (17, 378340), (20, 321589), (34, 189170), (68, 94585), (85, 75668), (170, 37834), (340, 18917)]