2889757780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{54751}}^1$

素因数の和:54809

約数の個数: 96

約数和(自身を含む): 7726602240

約数和(自身を除く): 4836844460

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 52, 58, 65, 70, 91, 116, 130, 140, 145, 182, 203, 260, 290, 364, 377, 406, 455, 580, 754, 812, 910, 1015, 1508, 1820, 1885, 2030, 2639, 3770, 4060, 5278, 7540, 10556, 13195, 26390, 52780, 54751, 109502, 219004, 273755, 383257, 547510, 711763, 766514, 1095020, 1423526, 1533028, 1587779, 1916285, 2847052, 3175558, 3558815, 3832570, 4982341, 6351116, 7117630, 7665140, 7938895, 9964682, 11114453, 14235260, 15877790, 19929364, 20641127, 22228906, 24911705, 31755580, 41282254, 44457812, 49823410, 55572265, 82564508, 99646820, 103205635, 111144530, 144487889, 206411270, 222289060, 288975778, 412822540, 577951556, 722439445, 1444878890, 2889757780]

約数ペア:

[(1, 2889757780), (2, 1444878890), (4, 722439445), (5, 577951556), (7, 412822540), (10, 288975778), (13, 222289060), (14, 206411270), (20, 144487889), (26, 111144530), (28, 103205635), (29, 99646820), (35, 82564508), (52, 55572265), (58, 49823410), (65, 44457812), (70, 41282254), (91, 31755580), (116, 24911705), (130, 22228906), (140, 20641127), (145, 19929364), (182, 15877790), (203, 14235260), (260, 11114453), (290, 9964682), (364, 7938895), (377, 7665140), (406, 7117630), (455, 6351116), (580, 4982341), (754, 3832570), (812, 3558815), (910, 3175558), (1015, 2847052), (1508, 1916285), (1820, 1587779), (1885, 1533028), (2030, 1423526), (2639, 1095020), (3770, 766514), (4060, 711763), (5278, 547510), (7540, 383257), (10556, 273755), (13195, 219004), (26390, 109502), (52780, 54751)]