2652904880

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1\times {\mathrm{911}}^1$

素因数の和:1422

約数の個数: 80

約数和(自身を含む): 6259420800

約数和(自身を除く): 3606515920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 409, 445, 712, 818, 890, 911, 1424, 1636, 1780, 1822, 2045, 3272, 3560, 3644, 4090, 4555, 6544, 7120, 7288, 8180, 9110, 14576, 16360, 18220, 32720, 36401, 36440, 72802, 72880, 81079, 145604, 162158, 182005, 291208, 324316, 364010, 372599, 405395, 582416, 648632, 728020, 745198, 810790, 1297264, 1456040, 1490396, 1621580, 1862995, 2912080, 2980792, 3243160, 3725990, 5961584, 6486320, 7451980, 14903960, 29807920, 33161311, 66322622, 132645244, 165806555, 265290488, 331613110, 530580976, 663226220, 1326452440, 2652904880]

約数ペア:

[(1, 2652904880), (2, 1326452440), (4, 663226220), (5, 530580976), (8, 331613110), (10, 265290488), (16, 165806555), (20, 132645244), (40, 66322622), (80, 33161311), (89, 29807920), (178, 14903960), (356, 7451980), (409, 6486320), (445, 5961584), (712, 3725990), (818, 3243160), (890, 2980792), (911, 2912080), (1424, 1862995), (1636, 1621580), (1780, 1490396), (1822, 1456040), (2045, 1297264), (3272, 810790), (3560, 745198), (3644, 728020), (4090, 648632), (4555, 582416), (6544, 405395), (7120, 372599), (7288, 364010), (8180, 324316), (9110, 291208), (14576, 182005), (16360, 162158), (18220, 145604), (32720, 81079), (36401, 72880), (36440, 72802)]