155430220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{5563}}^1$

素因数の和:5710

約数の個数: 48

約数和(自身を含む): 358944768

約数和(自身を除く): 203514548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 220, 254, 508, 635, 1270, 1397, 2540, 2794, 5563, 5588, 6985, 11126, 13970, 22252, 27815, 27940, 55630, 61193, 111260, 122386, 244772, 305965, 611930, 706501, 1223860, 1413002, 2826004, 3532505, 7065010, 7771511, 14130020, 15543022, 31086044, 38857555, 77715110, 155430220]

約数ペア:

[(1, 155430220), (2, 77715110), (4, 38857555), (5, 31086044), (10, 15543022), (11, 14130020), (20, 7771511), (22, 7065010), (44, 3532505), (55, 2826004), (110, 1413002), (127, 1223860), (220, 706501), (254, 611930), (508, 305965), (635, 244772), (1270, 122386), (1397, 111260), (2540, 61193), (2794, 55630), (5563, 27940), (5588, 27815), (6985, 22252), (11126, 13970)]