20802019920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{11743}}^1$

素因数の和:11842

約数の個数: 240

約数和(自身を含む): 72049721856

約数和(自身を除く): 51247701936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 61, 66, 80, 88, 110, 120, 121, 122, 132, 165, 176, 183, 220, 240, 242, 244, 264, 305, 330, 363, 366, 440, 484, 488, 528, 605, 610, 660, 671, 726, 732, 880, 915, 968, 976, 1210, 1220, 1320, 1342, 1452, 1464, 1815, 1830, 1936, 2013, 2420, 2440, 2640, 2684, 2904, 2928, 3355, 3630, 3660, 4026, 4840, 4880, 5368, 5808, 6710, 7260, 7320, 7381, 8052, 9680, 10065, 10736, 11743, 13420, 14520, 14640, 14762, 16104, 20130, 22143, 23486, 26840, 29040, 29524, 32208, 35229, 36905, 40260, 44286, 46972, 53680, 58715, 59048, 70458, 73810, 80520, 88572, 93944, 110715, 117430, 118096, 129173, 140916, 147620, 161040, 176145, 177144, 187888, 221430, 234860, 258346, 281832, 295240, 352290, 354288, 387519, 442860, 469720, 516692, 563664, 590480, 645865, 704580, 716323, 775038, 885720, 939440, 1033384, 1291730, 1409160, 1420903, 1432646, 1550076, 1771440, 1937595, 2066768, 2148969, 2583460, 2818320, 2841806, 2865292, 3100152, 3581615, 3875190, 4262709, 4297938, 5166920, 5683612, 5730584, 6200304, 7104515, 7163230, 7750380, 7879553, 8525418, 8595876, 10333840, 10744845, 11367224, 11461168, 14209030, 14326460, 15500760, 15759106, 17050836, 17191752, 21313545, 21489690, 22734448, 23638659, 28418060, 28652920, 31001520, 31518212, 34101672, 34383504, 39397765, 42627090, 42979380, 47277318, 56836120, 57305840, 63036424, 68203344, 78795530, 85254180, 85958760, 86675083, 94554636, 113672240, 118193295, 126072848, 157591060, 170508360, 171917520, 173350166, 189109272, 236386590, 260025249, 315182120, 341016720, 346700332, 378218544, 433375415, 472773180, 520050498, 630364240, 693400664, 866750830, 945546360, 1040100996, 1300126245, 1386801328, 1733501660, 1891092720, 2080201992, 2600252490, 3467003320, 4160403984, 5200504980, 6934006640, 10401009960, 20802019920]

約数ペア:

[(1, 20802019920), (2, 10401009960), (3, 6934006640), (4, 5200504980), (5, 4160403984), (6, 3467003320), (8, 2600252490), (10, 2080201992), (11, 1891092720), (12, 1733501660), (15, 1386801328), (16, 1300126245), (20, 1040100996), (22, 945546360), (24, 866750830), (30, 693400664), (33, 630364240), (40, 520050498), (44, 472773180), (48, 433375415), (55, 378218544), (60, 346700332), (61, 341016720), (66, 315182120), (80, 260025249), (88, 236386590), (110, 189109272), (120, 173350166), (121, 171917520), (122, 170508360), (132, 157591060), (165, 126072848), (176, 118193295), (183, 113672240), (220, 94554636), (240, 86675083), (242, 85958760), (244, 85254180), (264, 78795530), (305, 68203344), (330, 63036424), (363, 57305840), (366, 56836120), (440, 47277318), (484, 42979380), (488, 42627090), (528, 39397765), (605, 34383504), (610, 34101672), (660, 31518212), (671, 31001520), (726, 28652920), (732, 28418060), (880, 23638659), (915, 22734448), (968, 21489690), (976, 21313545), (1210, 17191752), (1220, 17050836), (1320, 15759106), (1342, 15500760), (1452, 14326460), (1464, 14209030), (1815, 11461168), (1830, 11367224), (1936, 10744845), (2013, 10333840), (2420, 8595876), (2440, 8525418), (2640, 7879553), (2684, 7750380), (2904, 7163230), (2928, 7104515), (3355, 6200304), (3630, 5730584), (3660, 5683612), (4026, 5166920), (4840, 4297938), (4880, 4262709), (5368, 3875190), (5808, 3581615), (6710, 3100152), (7260, 2865292), (7320, 2841806), (7381, 2818320), (8052, 2583460), (9680, 2148969), (10065, 2066768), (10736, 1937595), (11743, 1771440), (13420, 1550076), (14520, 1432646), (14640, 1420903), (14762, 1409160), (16104, 1291730), (20130, 1033384), (22143, 939440), (23486, 885720), (26840, 775038), (29040, 716323), (29524, 704580), (32208, 645865), (35229, 590480), (36905, 563664), (40260, 516692), (44286, 469720), (46972, 442860), (53680, 387519), (58715, 354288), (59048, 352290), (70458, 295240), (73810, 281832), (80520, 258346), (88572, 234860), (93944, 221430), (110715, 187888), (117430, 177144), (118096, 176145), (129173, 161040), (140916, 147620)]