495940520

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1\times {\mathrm{283}}^1$

素因数の和:714

約数の個数: 64

約数和(自身を含む): 1130569920

約数和(自身を除く): 634629400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 227, 283, 386, 454, 566, 772, 908, 965, 1132, 1135, 1415, 1544, 1816, 1930, 2264, 2270, 2830, 3860, 4540, 5660, 7720, 9080, 11320, 43811, 54619, 64241, 87622, 109238, 128482, 175244, 218476, 219055, 256964, 273095, 321205, 350488, 436952, 438110, 513928, 546190, 642410, 876220, 1092380, 1284820, 1752440, 2184760, 2569640, 12398513, 24797026, 49594052, 61992565, 99188104, 123985130, 247970260, 495940520]

約数ペア:

[(1, 495940520), (2, 247970260), (4, 123985130), (5, 99188104), (8, 61992565), (10, 49594052), (20, 24797026), (40, 12398513), (193, 2569640), (227, 2184760), (283, 1752440), (386, 1284820), (454, 1092380), (566, 876220), (772, 642410), (908, 546190), (965, 513928), (1132, 438110), (1135, 436952), (1415, 350488), (1544, 321205), (1816, 273095), (1930, 256964), (2264, 219055), (2270, 218476), (2830, 175244), (3860, 128482), (4540, 109238), (5660, 87622), (7720, 64241), (9080, 54619), (11320, 43811)]