20341719200

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{121661}}^1$

素因数の和:121711

約数の個数: 144

約数和(自身を含む): 57025412640

約数和(自身を除く): 36683693440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 152, 160, 176, 190, 200, 209, 220, 275, 304, 352, 380, 400, 418, 440, 475, 550, 608, 760, 800, 836, 880, 950, 1045, 1100, 1520, 1672, 1760, 1900, 2090, 2200, 3040, 3344, 3800, 4180, 4400, 5225, 6688, 7600, 8360, 8800, 10450, 15200, 16720, 20900, 33440, 41800, 83600, 121661, 167200, 243322, 486644, 608305, 973288, 1216610, 1338271, 1946576, 2311559, 2433220, 2676542, 3041525, 3893152, 4623118, 4866440, 5353084, 6083050, 6691355, 9246236, 9732880, 10706168, 11557795, 12166100, 13382710, 18492472, 19465760, 21412336, 23115590, 24332200, 25427149, 26765420, 33456775, 36984944, 42824672, 46231180, 48664400, 50854298, 53530840, 57788975, 66913550, 73969888, 92462360, 97328800, 101708596, 107061680, 115577950, 127135745, 133827100, 184924720, 203417192, 214123360, 231155900, 254271490, 267654200, 369849440, 406834384, 462311800, 508542980, 535308400, 635678725, 813668768, 924623600, 1017085960, 1070616800, 1271357450, 1849247200, 2034171920, 2542714900, 4068343840, 5085429800, 10170859600, 20341719200]

約数ペア:

[(1, 20341719200), (2, 10170859600), (4, 5085429800), (5, 4068343840), (8, 2542714900), (10, 2034171920), (11, 1849247200), (16, 1271357450), (19, 1070616800), (20, 1017085960), (22, 924623600), (25, 813668768), (32, 635678725), (38, 535308400), (40, 508542980), (44, 462311800), (50, 406834384), (55, 369849440), (76, 267654200), (80, 254271490), (88, 231155900), (95, 214123360), (100, 203417192), (110, 184924720), (152, 133827100), (160, 127135745), (176, 115577950), (190, 107061680), (200, 101708596), (209, 97328800), (220, 92462360), (275, 73969888), (304, 66913550), (352, 57788975), (380, 53530840), (400, 50854298), (418, 48664400), (440, 46231180), (475, 42824672), (550, 36984944), (608, 33456775), (760, 26765420), (800, 25427149), (836, 24332200), (880, 23115590), (950, 21412336), (1045, 19465760), (1100, 18492472), (1520, 13382710), (1672, 12166100), (1760, 11557795), (1900, 10706168), (2090, 9732880), (2200, 9246236), (3040, 6691355), (3344, 6083050), (3800, 5353084), (4180, 4866440), (4400, 4623118), (5225, 3893152), (6688, 3041525), (7600, 2676542), (8360, 2433220), (8800, 2311559), (10450, 1946576), (15200, 1338271), (16720, 1216610), (20900, 973288), (33440, 608305), (41800, 486644), (83600, 243322), (121661, 167200)]