3155260

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1997}}^1$

素因数の和:2085

約数の個数: 24

約数和(自身を含む): 6713280

約数和(自身を除く): 3558020

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 1997, 3994, 7988, 9985, 19970, 39940, 157763, 315526, 631052, 788815, 1577630, 3155260]

約数ペア:

[(1, 3155260), (2, 1577630), (4, 788815), (5, 631052), (10, 315526), (20, 157763), (79, 39940), (158, 19970), (316, 9985), (395, 7988), (790, 3994), (1580, 1997)]