42144220

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{10589}}^1$

素因数の和:10797

約数の個数: 24

約数和(自身を含む): 88956000

約数和(自身を除く): 46811780

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 10589, 21178, 42356, 52945, 105890, 211780, 2107211, 4214422, 8428844, 10536055, 21072110, 42144220]

約数ペア:

[(1, 42144220), (2, 21072110), (4, 10536055), (5, 8428844), (10, 4214422), (20, 2107211), (199, 211780), (398, 105890), (796, 52945), (995, 42356), (1990, 21178), (3980, 10589)]