19200940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{87277}}^1$

素因数の和:87297

約数の個数: 24

約数和(自身を含む): 43988112

約数和(自身を除く): 24787172

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 87277, 174554, 349108, 436385, 872770, 960047, 1745540, 1920094, 3840188, 4800235, 9600470, 19200940]

約数ペア:

[(1, 19200940), (2, 9600470), (4, 4800235), (5, 3840188), (10, 1920094), (11, 1745540), (20, 960047), (22, 872770), (44, 436385), (55, 349108), (110, 174554), (220, 87277)]