2049658520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{19417}}^1$

素因数の和:19477

約数の個数: 128

約数和(自身を含む): 5872003200

約数和(自身を除く): 3822344680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 29, 35, 40, 52, 56, 58, 65, 70, 91, 104, 116, 130, 140, 145, 182, 203, 232, 260, 280, 290, 364, 377, 406, 455, 520, 580, 728, 754, 812, 910, 1015, 1160, 1508, 1624, 1820, 1885, 2030, 2639, 3016, 3640, 3770, 4060, 5278, 7540, 8120, 10556, 13195, 15080, 19417, 21112, 26390, 38834, 52780, 77668, 97085, 105560, 135919, 155336, 194170, 252421, 271838, 388340, 504842, 543676, 563093, 679595, 776680, 1009684, 1087352, 1126186, 1262105, 1359190, 1766947, 2019368, 2252372, 2524210, 2718380, 2815465, 3533894, 3941651, 4504744, 5048420, 5436760, 5630930, 7067788, 7320209, 7883302, 8834735, 10096840, 11261860, 14135576, 14640418, 15766604, 17669470, 19708255, 22523720, 29280836, 31533208, 35338940, 36601045, 39416510, 51241463, 58561672, 70677880, 73202090, 78833020, 102482926, 146404180, 157666040, 204965852, 256207315, 292808360, 409931704, 512414630, 1024829260, 2049658520]

約数ペア:

[(1, 2049658520), (2, 1024829260), (4, 512414630), (5, 409931704), (7, 292808360), (8, 256207315), (10, 204965852), (13, 157666040), (14, 146404180), (20, 102482926), (26, 78833020), (28, 73202090), (29, 70677880), (35, 58561672), (40, 51241463), (52, 39416510), (56, 36601045), (58, 35338940), (65, 31533208), (70, 29280836), (91, 22523720), (104, 19708255), (116, 17669470), (130, 15766604), (140, 14640418), (145, 14135576), (182, 11261860), (203, 10096840), (232, 8834735), (260, 7883302), (280, 7320209), (290, 7067788), (364, 5630930), (377, 5436760), (406, 5048420), (455, 4504744), (520, 3941651), (580, 3533894), (728, 2815465), (754, 2718380), (812, 2524210), (910, 2252372), (1015, 2019368), (1160, 1766947), (1508, 1359190), (1624, 1262105), (1820, 1126186), (1885, 1087352), (2030, 1009684), (2639, 776680), (3016, 679595), (3640, 563093), (3770, 543676), (4060, 504842), (5278, 388340), (7540, 271838), (8120, 252421), (10556, 194170), (13195, 155336), (15080, 135919), (19417, 105560), (21112, 97085), (26390, 77668), (38834, 52780)]