4647280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5281}}^1$

素因数の和:5305

約数の個数: 40

約数和(自身を含む): 11789424

約数和(自身を除く): 7142144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 5281, 10562, 21124, 26405, 42248, 52810, 58091, 84496, 105620, 116182, 211240, 232364, 290455, 422480, 464728, 580910, 929456, 1161820, 2323640, 4647280]

約数ペア:

[(1, 4647280), (2, 2323640), (4, 1161820), (5, 929456), (8, 580910), (10, 464728), (11, 422480), (16, 290455), (20, 232364), (22, 211240), (40, 116182), (44, 105620), (55, 84496), (80, 58091), (88, 52810), (110, 42248), (176, 26405), (220, 21124), (440, 10562), (880, 5281)]