20170847060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{29873}}^1$

素因数の和:29962

約数の個数: 144

約数和(自身を含む): 54067877136

約数和(自身を除く): 33897030076

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 53, 65, 70, 91, 98, 106, 130, 140, 182, 196, 212, 245, 260, 265, 364, 371, 455, 490, 530, 637, 689, 742, 910, 980, 1060, 1274, 1378, 1484, 1820, 1855, 2548, 2597, 2756, 3185, 3445, 3710, 4823, 5194, 6370, 6890, 7420, 9646, 10388, 12740, 12985, 13780, 19292, 24115, 25970, 29873, 33761, 48230, 51940, 59746, 67522, 96460, 119492, 135044, 149365, 168805, 209111, 298730, 337610, 388349, 418222, 597460, 675220, 776698, 836444, 1045555, 1463777, 1553396, 1583269, 1941745, 2091110, 2718443, 2927554, 3166538, 3883490, 4182220, 5436886, 5855108, 6333076, 7318885, 7766980, 7916345, 10873772, 11082883, 13592215, 14637770, 15832690, 19029101, 20582497, 22165766, 27184430, 29275540, 31665380, 38058202, 41164994, 44331532, 54368860, 55414415, 76116404, 77580181, 82329988, 95145505, 102912485, 110828830, 144077479, 155160362, 190291010, 205824970, 221657660, 288154958, 310320724, 380582020, 387900905, 411649940, 576309916, 720387395, 775801810, 1008542353, 1440774790, 1551603620, 2017084706, 2881549580, 4034169412, 5042711765, 10085423530, 20170847060]

約数ペア:

[(1, 20170847060), (2, 10085423530), (4, 5042711765), (5, 4034169412), (7, 2881549580), (10, 2017084706), (13, 1551603620), (14, 1440774790), (20, 1008542353), (26, 775801810), (28, 720387395), (35, 576309916), (49, 411649940), (52, 387900905), (53, 380582020), (65, 310320724), (70, 288154958), (91, 221657660), (98, 205824970), (106, 190291010), (130, 155160362), (140, 144077479), (182, 110828830), (196, 102912485), (212, 95145505), (245, 82329988), (260, 77580181), (265, 76116404), (364, 55414415), (371, 54368860), (455, 44331532), (490, 41164994), (530, 38058202), (637, 31665380), (689, 29275540), (742, 27184430), (910, 22165766), (980, 20582497), (1060, 19029101), (1274, 15832690), (1378, 14637770), (1484, 13592215), (1820, 11082883), (1855, 10873772), (2548, 7916345), (2597, 7766980), (2756, 7318885), (3185, 6333076), (3445, 5855108), (3710, 5436886), (4823, 4182220), (5194, 3883490), (6370, 3166538), (6890, 2927554), (7420, 2718443), (9646, 2091110), (10388, 1941745), (12740, 1583269), (12985, 1553396), (13780, 1463777), (19292, 1045555), (24115, 836444), (25970, 776698), (29873, 675220), (33761, 597460), (48230, 418222), (51940, 388349), (59746, 337610), (67522, 298730), (96460, 209111), (119492, 168805), (135044, 149365)]