22001540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1031}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 50972544

約数和(自身を除く): 28971004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 970, 1031, 1067, 1940, 2062, 2134, 4124, 4268, 5155, 5335, 10310, 10670, 11341, 20620, 21340, 22682, 45364, 56705, 100007, 113410, 200014, 226820, 400028, 500035, 1000070, 1100077, 2000140, 2200154, 4400308, 5500385, 11000770, 22001540]

約数ペア:

[(1, 22001540), (2, 11000770), (4, 5500385), (5, 4400308), (10, 2200154), (11, 2000140), (20, 1100077), (22, 1000070), (44, 500035), (55, 400028), (97, 226820), (110, 200014), (194, 113410), (220, 100007), (388, 56705), (485, 45364), (970, 22682), (1031, 21340), (1067, 20620), (1940, 11341), (2062, 10670), (2134, 10310), (4124, 5335), (4268, 5155)]