2647280

素因数分解:

$2^4\times 5^1\times {\mathrm{33091}}^1$

素因数の和:33104

約数の個数: 20

約数和(自身を含む): 6155112

約数和(自身を除く): 3507832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 33091, 66182, 132364, 165455, 264728, 330910, 529456, 661820, 1323640, 2647280]

約数ペア:

[(1, 2647280), (2, 1323640), (4, 661820), (5, 529456), (8, 330910), (10, 264728), (16, 165455), (20, 132364), (40, 66182), (80, 33091)]