12959080

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2551}}^1$

素因数の和:2689

約数の個数: 32

約数和(自身を含む): 29399040

約数和(自身を除く): 16439960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 2551, 5080, 5102, 10204, 12755, 20408, 25510, 51020, 102040, 323977, 647954, 1295908, 1619885, 2591816, 3239770, 6479540, 12959080]

約数ペア:

[(1, 12959080), (2, 6479540), (4, 3239770), (5, 2591816), (8, 1619885), (10, 1295908), (20, 647954), (40, 323977), (127, 102040), (254, 51020), (508, 25510), (635, 20408), (1016, 12755), (1270, 10204), (2540, 5102), (2551, 5080)]