20797833420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{181387}}^1$

素因数の和:181429

約数の個数: 216

約数和(自身を含む): 79032202704

約数和(自身を除く): 58234369284

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 49, 52, 60, 63, 65, 70, 78, 84, 90, 91, 98, 105, 117, 126, 130, 140, 147, 156, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 294, 315, 364, 390, 420, 441, 455, 468, 490, 546, 585, 588, 630, 637, 735, 780, 819, 882, 910, 980, 1092, 1170, 1260, 1274, 1365, 1470, 1638, 1764, 1820, 1911, 2205, 2340, 2548, 2730, 2940, 3185, 3276, 3822, 4095, 4410, 5460, 5733, 6370, 7644, 8190, 8820, 9555, 11466, 12740, 16380, 19110, 22932, 28665, 38220, 57330, 114660, 181387, 362774, 544161, 725548, 906935, 1088322, 1269709, 1632483, 1813870, 2176644, 2358031, 2539418, 2720805, 3264966, 3627740, 3809127, 4716062, 5078836, 5441610, 6348545, 6529932, 7074093, 7618254, 8162415, 8887963, 9432124, 10883220, 11427381, 11790155, 12697090, 14148186, 15236508, 16324830, 16506217, 17775926, 19045635, 21222279, 22854762, 23580310, 25394180, 26663889, 28296372, 32649660, 33012434, 35370465, 35551852, 38091270, 42444558, 44439815, 45709524, 47160620, 49518651, 53327778, 57136905, 66024868, 70740930, 76182540, 79991667, 82531085, 84889116, 88879630, 99037302, 106111395, 106655556, 114273810, 115543519, 133319445, 141481860, 148555953, 159983334, 165062170, 177759260, 198074604, 212222790, 228547620, 231087038, 247593255, 266638890, 297111906, 319966668, 330124340, 346630557, 399958335, 424445580, 462174076, 495186510, 533277780, 577717595, 594223812, 693261114, 742779765, 799916670, 990373020, 1039891671, 1155435190, 1386522228, 1485559530, 1599833340, 1733152785, 2079783342, 2310870380, 2971119060, 3466305570, 4159566684, 5199458355, 6932611140, 10398916710, 20797833420]

約数ペア:

[(1, 20797833420), (2, 10398916710), (3, 6932611140), (4, 5199458355), (5, 4159566684), (6, 3466305570), (7, 2971119060), (9, 2310870380), (10, 2079783342), (12, 1733152785), (13, 1599833340), (14, 1485559530), (15, 1386522228), (18, 1155435190), (20, 1039891671), (21, 990373020), (26, 799916670), (28, 742779765), (30, 693261114), (35, 594223812), (36, 577717595), (39, 533277780), (42, 495186510), (45, 462174076), (49, 424445580), (52, 399958335), (60, 346630557), (63, 330124340), (65, 319966668), (70, 297111906), (78, 266638890), (84, 247593255), (90, 231087038), (91, 228547620), (98, 212222790), (105, 198074604), (117, 177759260), (126, 165062170), (130, 159983334), (140, 148555953), (147, 141481860), (156, 133319445), (180, 115543519), (182, 114273810), (195, 106655556), (196, 106111395), (210, 99037302), (234, 88879630), (245, 84889116), (252, 82531085), (260, 79991667), (273, 76182540), (294, 70740930), (315, 66024868), (364, 57136905), (390, 53327778), (420, 49518651), (441, 47160620), (455, 45709524), (468, 44439815), (490, 42444558), (546, 38091270), (585, 35551852), (588, 35370465), (630, 33012434), (637, 32649660), (735, 28296372), (780, 26663889), (819, 25394180), (882, 23580310), (910, 22854762), (980, 21222279), (1092, 19045635), (1170, 17775926), (1260, 16506217), (1274, 16324830), (1365, 15236508), (1470, 14148186), (1638, 12697090), (1764, 11790155), (1820, 11427381), (1911, 10883220), (2205, 9432124), (2340, 8887963), (2548, 8162415), (2730, 7618254), (2940, 7074093), (3185, 6529932), (3276, 6348545), (3822, 5441610), (4095, 5078836), (4410, 4716062), (5460, 3809127), (5733, 3627740), (6370, 3264966), (7644, 2720805), (8190, 2539418), (8820, 2358031), (9555, 2176644), (11466, 1813870), (12740, 1632483), (16380, 1269709), (19110, 1088322), (22932, 906935), (28665, 725548), (38220, 544161), (57330, 362774), (114660, 181387)]