852022160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{977}}^1\times {\mathrm{991}}^1$

素因数の和:1992

約数の個数: 80

約数和(自身を含む): 2165432832

約数和(自身を除く): 1313410672

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 977, 991, 1954, 1982, 3908, 3964, 4885, 4955, 7816, 7928, 9770, 9910, 10747, 10901, 15632, 15856, 19540, 19820, 21494, 21802, 39080, 39640, 42988, 43604, 53735, 54505, 78160, 79280, 85976, 87208, 107470, 109010, 171952, 174416, 214940, 218020, 429880, 436040, 859760, 872080, 968207, 1936414, 3872828, 4841035, 7745656, 9682070, 10650277, 15491312, 19364140, 21300554, 38728280, 42601108, 53251385, 77456560, 85202216, 106502770, 170404432, 213005540, 426011080, 852022160]

約数ペア:

[(1, 852022160), (2, 426011080), (4, 213005540), (5, 170404432), (8, 106502770), (10, 85202216), (11, 77456560), (16, 53251385), (20, 42601108), (22, 38728280), (40, 21300554), (44, 19364140), (55, 15491312), (80, 10650277), (88, 9682070), (110, 7745656), (176, 4841035), (220, 3872828), (440, 1936414), (880, 968207), (977, 872080), (991, 859760), (1954, 436040), (1982, 429880), (3908, 218020), (3964, 214940), (4885, 174416), (4955, 171952), (7816, 109010), (7928, 107470), (9770, 87208), (9910, 85976), (10747, 79280), (10901, 78160), (15632, 54505), (15856, 53735), (19540, 43604), (19820, 42988), (21494, 39640), (21802, 39080)]