201640020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3360667}}^1$

素因数の和:3360679

約数の個数: 24

約数和(自身を含む): 564592224

約数和(自身を除く): 362952204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3360667, 6721334, 10082001, 13442668, 16803335, 20164002, 33606670, 40328004, 50410005, 67213340, 100820010, 201640020]

約数ペア:

[(1, 201640020), (2, 100820010), (3, 67213340), (4, 50410005), (5, 40328004), (6, 33606670), (10, 20164002), (12, 16803335), (15, 13442668), (20, 10082001), (30, 6721334), (60, 3360667)]