56557866160

素因数分解:

$2^4\times 5^1\times {\mathrm{706973327}}^1$

素因数の和:706973340

約数の個数: 20

約数和(自身を含む): 131497039008

約数和(自身を除く): 74939172848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 706973327, 1413946654, 2827893308, 3534866635, 5655786616, 7069733270, 11311573232, 14139466540, 28278933080, 56557866160]

約数ペア:

[(1, 56557866160), (2, 28278933080), (4, 14139466540), (5, 11311573232), (8, 7069733270), (10, 5655786616), (16, 3534866635), (20, 2827893308), (40, 1413946654), (80, 706973327)]