248836040

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{1087}}^1$

素因数の和:1254

約数の個数: 64

約数和(自身を含む): 575769600

約数和(自身を除く): 326933560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 97, 118, 194, 236, 295, 388, 472, 485, 590, 776, 970, 1087, 1180, 1940, 2174, 2360, 3880, 4348, 5435, 5723, 8696, 10870, 11446, 21740, 22892, 28615, 43480, 45784, 57230, 64133, 105439, 114460, 128266, 210878, 228920, 256532, 320665, 421756, 513064, 527195, 641330, 843512, 1054390, 1282660, 2108780, 2565320, 4217560, 6220901, 12441802, 24883604, 31104505, 49767208, 62209010, 124418020, 248836040]

約数ペア:

[(1, 248836040), (2, 124418020), (4, 62209010), (5, 49767208), (8, 31104505), (10, 24883604), (20, 12441802), (40, 6220901), (59, 4217560), (97, 2565320), (118, 2108780), (194, 1282660), (236, 1054390), (295, 843512), (388, 641330), (472, 527195), (485, 513064), (590, 421756), (776, 320665), (970, 256532), (1087, 228920), (1180, 210878), (1940, 128266), (2174, 114460), (2360, 105439), (3880, 64133), (4348, 57230), (5435, 45784), (5723, 43480), (8696, 28615), (10870, 22892), (11446, 21740)]