201239720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457363}}^1$

素因数の和:457385

約数の個数: 32

約数和(自身を含む): 493953120

約数和(自身を除く): 292713400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 457363, 914726, 1829452, 2286815, 3658904, 4573630, 5030993, 9147260, 10061986, 18294520, 20123972, 25154965, 40247944, 50309930, 100619860, 201239720]

約数ペア:

[(1, 201239720), (2, 100619860), (4, 50309930), (5, 40247944), (8, 25154965), (10, 20123972), (11, 18294520), (20, 10061986), (22, 9147260), (40, 5030993), (44, 4573630), (55, 3658904), (88, 2286815), (110, 1829452), (220, 914726), (440, 457363)]