208687031960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{474288709}}^1$

素因数の和:474288731

約数の個数: 32

約数和(自身を含む): 512231806800

約数和(自身を除く): 303544774840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 474288709, 948577418, 1897154836, 2371443545, 3794309672, 4742887090, 5217175799, 9485774180, 10434351598, 18971548360, 20868703196, 26085878995, 41737406392, 52171757990, 104343515980, 208687031960]

約数ペア:

[(1, 208687031960), (2, 104343515980), (4, 52171757990), (5, 41737406392), (8, 26085878995), (10, 20868703196), (11, 18971548360), (20, 10434351598), (22, 9485774180), (40, 5217175799), (44, 4742887090), (55, 3794309672), (88, 2371443545), (110, 1897154836), (220, 948577418), (440, 474288709)]