2785166780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{1151}}^1$

素因数の和:1835

約数の個数: 96

約数和(自身を含む): 6772211712

約数和(自身を除く): 3987044932

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 647, 748, 935, 1151, 1294, 1870, 2302, 2588, 3235, 3740, 4604, 5755, 6470, 7117, 10999, 11510, 12661, 12940, 14234, 19567, 21998, 23020, 25322, 28468, 35585, 39134, 43996, 50644, 54995, 63305, 71170, 78268, 97835, 109990, 120989, 126610, 142340, 195670, 215237, 219980, 241978, 253220, 391340, 430474, 483956, 604945, 744697, 860948, 1076185, 1209890, 1489394, 2152370, 2419780, 2978788, 3723485, 4304740, 7446970, 8191667, 12659849, 14893940, 16383334, 25319698, 32766668, 40958335, 50639396, 63299245, 81916670, 126598490, 139258339, 163833340, 253196980, 278516678, 557033356, 696291695, 1392583390, 2785166780]

約数ペア:

[(1, 2785166780), (2, 1392583390), (4, 696291695), (5, 557033356), (10, 278516678), (11, 253196980), (17, 163833340), (20, 139258339), (22, 126598490), (34, 81916670), (44, 63299245), (55, 50639396), (68, 40958335), (85, 32766668), (110, 25319698), (170, 16383334), (187, 14893940), (220, 12659849), (340, 8191667), (374, 7446970), (647, 4304740), (748, 3723485), (935, 2978788), (1151, 2419780), (1294, 2152370), (1870, 1489394), (2302, 1209890), (2588, 1076185), (3235, 860948), (3740, 744697), (4604, 604945), (5755, 483956), (6470, 430474), (7117, 391340), (10999, 253220), (11510, 241978), (12661, 219980), (12940, 215237), (14234, 195670), (19567, 142340), (21998, 126610), (23020, 120989), (25322, 109990), (28468, 97835), (35585, 78268), (39134, 71170), (43996, 63305), (50644, 54995)]