2068697890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{463}}^1$

素因数の和:608

約数の個数: 128

約数和(自身を含む): 4618321920

約数和(自身を除く): 2549624030

約数列:

[1, 2, 5, 7, 10, 14, 29, 31, 35, 58, 62, 70, 71, 142, 145, 155, 203, 217, 290, 310, 355, 406, 434, 463, 497, 710, 899, 926, 994, 1015, 1085, 1798, 2030, 2059, 2170, 2201, 2315, 2485, 3241, 4118, 4402, 4495, 4630, 4970, 6293, 6482, 8990, 10295, 11005, 12586, 13427, 14353, 14413, 15407, 16205, 20590, 22010, 26854, 28706, 28826, 30814, 31465, 32410, 32873, 62930, 63829, 65746, 67135, 71765, 72065, 77035, 93989, 100471, 127658, 134270, 143530, 144130, 154070, 164365, 187978, 200942, 230111, 319145, 328730, 416237, 446803, 460222, 469945, 502355, 638290, 832474, 893606, 939890, 953317, 1004710, 1019063, 1150555, 1906634, 2038126, 2081185, 2234015, 2301110, 2913659, 4162370, 4468030, 4766585, 5095315, 5827318, 6673219, 7133441, 9533170, 10190630, 13346438, 14266882, 14568295, 29136590, 29552827, 33366095, 35667205, 59105654, 66732190, 71334410, 147764135, 206869789, 295528270, 413739578, 1034348945, 2068697890]

約数ペア:

[(1, 2068697890), (2, 1034348945), (5, 413739578), (7, 295528270), (10, 206869789), (14, 147764135), (29, 71334410), (31, 66732190), (35, 59105654), (58, 35667205), (62, 33366095), (70, 29552827), (71, 29136590), (142, 14568295), (145, 14266882), (155, 13346438), (203, 10190630), (217, 9533170), (290, 7133441), (310, 6673219), (355, 5827318), (406, 5095315), (434, 4766585), (463, 4468030), (497, 4162370), (710, 2913659), (899, 2301110), (926, 2234015), (994, 2081185), (1015, 2038126), (1085, 1906634), (1798, 1150555), (2030, 1019063), (2059, 1004710), (2170, 953317), (2201, 939890), (2315, 893606), (2485, 832474), (3241, 638290), (4118, 502355), (4402, 469945), (4495, 460222), (4630, 446803), (4970, 416237), (6293, 328730), (6482, 319145), (8990, 230111), (10295, 200942), (11005, 187978), (12586, 164365), (13427, 154070), (14353, 144130), (14413, 143530), (15407, 134270), (16205, 127658), (20590, 100471), (22010, 93989), (26854, 77035), (28706, 72065), (28826, 71765), (30814, 67135), (31465, 65746), (32410, 63829), (32873, 62930)]