20122010810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{3539}}^1$

素因数の和:3732

約数の個数: 96

約数和(自身を含む): 41221232640

約数和(自身を除く): 21099221830

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 121, 127, 185, 242, 254, 370, 407, 605, 635, 814, 1210, 1270, 1397, 2035, 2794, 3539, 4070, 4477, 4699, 6985, 7078, 8954, 9398, 13970, 15367, 17695, 22385, 23495, 30734, 35390, 38929, 44770, 46990, 51689, 76835, 77858, 103378, 130943, 153670, 194645, 258445, 261886, 389290, 428219, 449453, 516890, 568579, 654715, 856438, 898906, 1137158, 1309430, 1440373, 2141095, 2247265, 2842895, 2880746, 4282190, 4494530, 4943983, 5685790, 7201865, 9887966, 14403730, 15844103, 16629761, 24719915, 31688206, 33259522, 49439830, 54383813, 79220515, 83148805, 108767626, 158441030, 166297610, 182927371, 271919065, 365854742, 543838130, 914636855, 1829273710, 2012201081, 4024402162, 10061005405, 20122010810]

約数ペア:

[(1, 20122010810), (2, 10061005405), (5, 4024402162), (10, 2012201081), (11, 1829273710), (22, 914636855), (37, 543838130), (55, 365854742), (74, 271919065), (110, 182927371), (121, 166297610), (127, 158441030), (185, 108767626), (242, 83148805), (254, 79220515), (370, 54383813), (407, 49439830), (605, 33259522), (635, 31688206), (814, 24719915), (1210, 16629761), (1270, 15844103), (1397, 14403730), (2035, 9887966), (2794, 7201865), (3539, 5685790), (4070, 4943983), (4477, 4494530), (4699, 4282190), (6985, 2880746), (7078, 2842895), (8954, 2247265), (9398, 2141095), (13970, 1440373), (15367, 1309430), (17695, 1137158), (22385, 898906), (23495, 856438), (30734, 654715), (35390, 568579), (38929, 516890), (44770, 449453), (46990, 428219), (51689, 389290), (76835, 261886), (77858, 258445), (103378, 194645), (130943, 153670)]