2018131040

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{1489}}^1$

素因数の和:1744

約数の個数: 96

約数和(自身を含む): 4906772640

約数和(自身を除く): 2888641600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 197, 215, 344, 394, 430, 688, 788, 860, 985, 1376, 1489, 1576, 1720, 1970, 2978, 3152, 3440, 3940, 5956, 6304, 6880, 7445, 7880, 8471, 11912, 14890, 15760, 16942, 23824, 29780, 31520, 33884, 42355, 47648, 59560, 64027, 67768, 84710, 119120, 128054, 135536, 169420, 238240, 256108, 271072, 293333, 320135, 338840, 512216, 586666, 640270, 677680, 1024432, 1173332, 1280540, 1355360, 1466665, 2048864, 2346664, 2561080, 2933330, 4693328, 5122160, 5866660, 9386656, 10244320, 11733320, 12613319, 23466640, 25226638, 46933280, 50453276, 63066595, 100906552, 126133190, 201813104, 252266380, 403626208, 504532760, 1009065520, 2018131040]

約数ペア:

[(1, 2018131040), (2, 1009065520), (4, 504532760), (5, 403626208), (8, 252266380), (10, 201813104), (16, 126133190), (20, 100906552), (32, 63066595), (40, 50453276), (43, 46933280), (80, 25226638), (86, 23466640), (160, 12613319), (172, 11733320), (197, 10244320), (215, 9386656), (344, 5866660), (394, 5122160), (430, 4693328), (688, 2933330), (788, 2561080), (860, 2346664), (985, 2048864), (1376, 1466665), (1489, 1355360), (1576, 1280540), (1720, 1173332), (1970, 1024432), (2978, 677680), (3152, 640270), (3440, 586666), (3940, 512216), (5956, 338840), (6304, 320135), (6880, 293333), (7445, 271072), (7880, 256108), (8471, 238240), (11912, 169420), (14890, 135536), (15760, 128054), (16942, 119120), (23824, 84710), (29780, 67768), (31520, 64027), (33884, 59560), (42355, 47648)]