2390281760

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1\times {\mathrm{661}}^1$

素因数の和:1006

約数の個数: 96

約数和(自身を含む): 5738411952

約数和(自身を除く): 3348130192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 233, 388, 466, 485, 661, 776, 932, 970, 1165, 1322, 1552, 1864, 1940, 2330, 2644, 3104, 3305, 3728, 3880, 4660, 5288, 6610, 7456, 7760, 9320, 10576, 13220, 15520, 18640, 21152, 22601, 26440, 37280, 45202, 52880, 64117, 90404, 105760, 113005, 128234, 154013, 180808, 226010, 256468, 308026, 320585, 361616, 452020, 512936, 616052, 641170, 723232, 770065, 904040, 1025872, 1232104, 1282340, 1540130, 1808080, 2051744, 2464208, 2564680, 3080260, 3616160, 4928416, 5129360, 6160520, 10258720, 12321040, 14939261, 24642080, 29878522, 59757044, 74696305, 119514088, 149392610, 239028176, 298785220, 478056352, 597570440, 1195140880, 2390281760]

約数ペア:

[(1, 2390281760), (2, 1195140880), (4, 597570440), (5, 478056352), (8, 298785220), (10, 239028176), (16, 149392610), (20, 119514088), (32, 74696305), (40, 59757044), (80, 29878522), (97, 24642080), (160, 14939261), (194, 12321040), (233, 10258720), (388, 6160520), (466, 5129360), (485, 4928416), (661, 3616160), (776, 3080260), (932, 2564680), (970, 2464208), (1165, 2051744), (1322, 1808080), (1552, 1540130), (1864, 1282340), (1940, 1232104), (2330, 1025872), (2644, 904040), (3104, 770065), (3305, 723232), (3728, 641170), (3880, 616052), (4660, 512936), (5288, 452020), (6610, 361616), (7456, 320585), (7760, 308026), (9320, 256468), (10576, 226010), (13220, 180808), (15520, 154013), (18640, 128234), (21152, 113005), (22601, 105760), (26440, 90404), (37280, 64117), (45202, 52880)]