2470040

素因数分解:

$2^3\times 5^1\times {\mathrm{61751}}^1$

素因数の和:61762

約数の個数: 16

約数和(自身を含む): 5557680

約数和(自身を除く): 3087640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61751, 123502, 247004, 308755, 494008, 617510, 1235020, 2470040]

約数ペア:

[(1, 2470040), (2, 1235020), (4, 617510), (5, 494008), (8, 308755), (10, 247004), (20, 123502), (40, 61751)]