8420340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{140339}}^1$

素因数の和:140351

約数の個数: 24

約数和(自身を含む): 23577120

約数和(自身を除く): 15156780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 140339, 280678, 421017, 561356, 701695, 842034, 1403390, 1684068, 2105085, 2806780, 4210170, 8420340]

約数ペア:

[(1, 8420340), (2, 4210170), (3, 2806780), (4, 2105085), (5, 1684068), (6, 1403390), (10, 842034), (12, 701695), (15, 561356), (20, 421017), (30, 280678), (60, 140339)]