4906180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12911}}^1$

素因数の和:12939

約数の個数: 24

約数和(自身を含む): 10846080

約数和(自身を除く): 5939900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 12911, 25822, 51644, 64555, 129110, 245309, 258220, 490618, 981236, 1226545, 2453090, 4906180]

約数ペア:

[(1, 4906180), (2, 2453090), (4, 1226545), (5, 981236), (10, 490618), (19, 258220), (20, 245309), (38, 129110), (76, 64555), (95, 51644), (190, 25822), (380, 12911)]