2008661660

素因数分解:

$2^2\times 5^1\times {\mathrm{1627}}^1\times {\mathrm{61729}}^1$

素因数の和:63365

約数の個数: 24

約数和(自身を含む): 4220850480

約数和(自身を除く): 2212188820

約数列:

[1, 2, 4, 5, 10, 20, 1627, 3254, 6508, 8135, 16270, 32540, 61729, 123458, 246916, 308645, 617290, 1234580, 100433083, 200866166, 401732332, 502165415, 1004330830, 2008661660]

約数ペア:

[(1, 2008661660), (2, 1004330830), (4, 502165415), (5, 401732332), (10, 200866166), (20, 100433083), (1627, 1234580), (3254, 617290), (6508, 308645), (8135, 246916), (16270, 123458), (32540, 61729)]