11005180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28961}}^1$

素因数の和:28989

約数の個数: 24

約数和(自身を含む): 24328080

約数和(自身を除く): 13322900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 28961, 57922, 115844, 144805, 289610, 550259, 579220, 1100518, 2201036, 2751295, 5502590, 11005180]

約数ペア:

[(1, 11005180), (2, 5502590), (4, 2751295), (5, 2201036), (10, 1100518), (19, 579220), (20, 550259), (38, 289610), (76, 144805), (95, 115844), (190, 57922), (380, 28961)]