220488488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2657}}^1$

素因数の和:2738

約数の個数: 64

約数和(自身を含む): 482267520

約数和(自身を除く): 261779032

約数列:

[1, 2, 4, 8, 11, 22, 23, 41, 44, 46, 82, 88, 92, 164, 184, 253, 328, 451, 506, 902, 943, 1012, 1804, 1886, 2024, 2657, 3608, 3772, 5314, 7544, 10373, 10628, 20746, 21256, 29227, 41492, 58454, 61111, 82984, 108937, 116908, 122222, 217874, 233816, 244444, 435748, 488888, 672221, 871496, 1198307, 1344442, 2396614, 2505551, 2688884, 4793228, 5011102, 5377768, 9586456, 10022204, 20044408, 27561061, 55122122, 110244244, 220488488]

約数ペア:

[(1, 220488488), (2, 110244244), (4, 55122122), (8, 27561061), (11, 20044408), (22, 10022204), (23, 9586456), (41, 5377768), (44, 5011102), (46, 4793228), (82, 2688884), (88, 2505551), (92, 2396614), (164, 1344442), (184, 1198307), (253, 871496), (328, 672221), (451, 488888), (506, 435748), (902, 244444), (943, 233816), (1012, 217874), (1804, 122222), (1886, 116908), (2024, 108937), (2657, 82984), (3608, 61111), (3772, 58454), (5314, 41492), (7544, 29227), (10373, 21256), (10628, 20746)]