2021877970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:201

約数の個数: 192

約数和(自身を含む): 4740249600

約数和(自身を除く): 2718371630

約数列:

[1, 2, 5, 7, 10, 14, 19, 29, 31, 35, 38, 58, 62, 70, 89, 95, 133, 145, 155, 178, 190, 203, 217, 266, 290, 310, 361, 406, 434, 445, 551, 589, 623, 665, 722, 890, 899, 1015, 1085, 1102, 1178, 1246, 1330, 1691, 1798, 1805, 2030, 2170, 2527, 2581, 2755, 2759, 2945, 3115, 3382, 3610, 3857, 4123, 4495, 5054, 5162, 5510, 5518, 5890, 6230, 6293, 7714, 8246, 8455, 8990, 10469, 11191, 11837, 12586, 12635, 12905, 13795, 16910, 17081, 18067, 19285, 19313, 20615, 20938, 22382, 23674, 25270, 25810, 27590, 31465, 32129, 34162, 36134, 38570, 38626, 41230, 49039, 52345, 52421, 55955, 59185, 62930, 64258, 73283, 78337, 80011, 85405, 90335, 96565, 98078, 104690, 104842, 111910, 118370, 119567, 146566, 156674, 160022, 160645, 170810, 180670, 193130, 224903, 239134, 245195, 262105, 321290, 324539, 343273, 366415, 366947, 391685, 400055, 449806, 490390, 524210, 560077, 597835, 649078, 686546, 732830, 733894, 783370, 800110, 931741, 995999, 1120154, 1124515, 1195670, 1520209, 1622695, 1716365, 1834735, 1863482, 1991998, 2249030, 2271773, 2800385, 3040418, 3245390, 3432730, 3669470, 4543546, 4658705, 4979995, 5600770, 6522187, 6971993, 7601045, 9317410, 9959990, 10641463, 11358865, 13044374, 13943986, 15202090, 21282926, 22717730, 28883971, 32610935, 34859965, 53207315, 57767942, 65221870, 69719930, 106414630, 144419855, 202187797, 288839710, 404375594, 1010938985, 2021877970]

約数ペア:

[(1, 2021877970), (2, 1010938985), (5, 404375594), (7, 288839710), (10, 202187797), (14, 144419855), (19, 106414630), (29, 69719930), (31, 65221870), (35, 57767942), (38, 53207315), (58, 34859965), (62, 32610935), (70, 28883971), (89, 22717730), (95, 21282926), (133, 15202090), (145, 13943986), (155, 13044374), (178, 11358865), (190, 10641463), (203, 9959990), (217, 9317410), (266, 7601045), (290, 6971993), (310, 6522187), (361, 5600770), (406, 4979995), (434, 4658705), (445, 4543546), (551, 3669470), (589, 3432730), (623, 3245390), (665, 3040418), (722, 2800385), (890, 2271773), (899, 2249030), (1015, 1991998), (1085, 1863482), (1102, 1834735), (1178, 1716365), (1246, 1622695), (1330, 1520209), (1691, 1195670), (1798, 1124515), (1805, 1120154), (2030, 995999), (2170, 931741), (2527, 800110), (2581, 783370), (2755, 733894), (2759, 732830), (2945, 686546), (3115, 649078), (3382, 597835), (3610, 560077), (3857, 524210), (4123, 490390), (4495, 449806), (5054, 400055), (5162, 391685), (5510, 366947), (5518, 366415), (5890, 343273), (6230, 324539), (6293, 321290), (7714, 262105), (8246, 245195), (8455, 239134), (8990, 224903), (10469, 193130), (11191, 180670), (11837, 170810), (12586, 160645), (12635, 160022), (12905, 156674), (13795, 146566), (16910, 119567), (17081, 118370), (18067, 111910), (19285, 104842), (19313, 104690), (20615, 98078), (20938, 96565), (22382, 90335), (23674, 85405), (25270, 80011), (25810, 78337), (27590, 73283), (31465, 64258), (32129, 62930), (34162, 59185), (36134, 55955), (38570, 52421), (38626, 52345), (41230, 49039)]