2018794520

素因数分解:

$2^3\times 5^1\times {\mathrm{50469863}}^1$

素因数の和:50469874

約数の個数: 16

約数和(自身を含む): 4542287760

約数和(自身を除く): 2523493240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50469863, 100939726, 201879452, 252349315, 403758904, 504698630, 1009397260, 2018794520]

約数ペア:

[(1, 2018794520), (2, 1009397260), (4, 504698630), (5, 403758904), (8, 252349315), (10, 201879452), (20, 100939726), (40, 50469863)]