2147220790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:422

約数の個数: 128

約数和(自身を含む): 4673894400

約数和(自身を除く): 2526673610

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 79, 83, 110, 130, 143, 158, 166, 229, 286, 395, 415, 458, 715, 790, 830, 869, 913, 1027, 1079, 1145, 1430, 1738, 1826, 2054, 2158, 2290, 2519, 2977, 4345, 4565, 5038, 5135, 5395, 5954, 6557, 8690, 9130, 10270, 10790, 11297, 11869, 12595, 13114, 14885, 18091, 19007, 22594, 23738, 25190, 29770, 32747, 32785, 36182, 38014, 56485, 59345, 65494, 65570, 72127, 85241, 90455, 95035, 112970, 118690, 144254, 163735, 170482, 180910, 190070, 199001, 209077, 235183, 247091, 327470, 360635, 398002, 418154, 426205, 470366, 494182, 721270, 852410, 937651, 995005, 1045385, 1175915, 1235455, 1501553, 1875302, 1990010, 2090770, 2351830, 2470910, 2587013, 2718001, 3003106, 4688255, 5174026, 5436002, 7507765, 9376510, 12935065, 13590005, 15015530, 16517083, 19520189, 25870130, 27180010, 33034166, 39040378, 82585415, 97600945, 165170830, 195201890, 214722079, 429444158, 1073610395, 2147220790]

約数ペア:

[(1, 2147220790), (2, 1073610395), (5, 429444158), (10, 214722079), (11, 195201890), (13, 165170830), (22, 97600945), (26, 82585415), (55, 39040378), (65, 33034166), (79, 27180010), (83, 25870130), (110, 19520189), (130, 16517083), (143, 15015530), (158, 13590005), (166, 12935065), (229, 9376510), (286, 7507765), (395, 5436002), (415, 5174026), (458, 4688255), (715, 3003106), (790, 2718001), (830, 2587013), (869, 2470910), (913, 2351830), (1027, 2090770), (1079, 1990010), (1145, 1875302), (1430, 1501553), (1738, 1235455), (1826, 1175915), (2054, 1045385), (2158, 995005), (2290, 937651), (2519, 852410), (2977, 721270), (4345, 494182), (4565, 470366), (5038, 426205), (5135, 418154), (5395, 398002), (5954, 360635), (6557, 327470), (8690, 247091), (9130, 235183), (10270, 209077), (10790, 199001), (11297, 190070), (11869, 180910), (12595, 170482), (13114, 163735), (14885, 144254), (18091, 118690), (19007, 112970), (22594, 95035), (23738, 90455), (25190, 85241), (29770, 72127), (32747, 65570), (32785, 65494), (36182, 59345), (38014, 56485)]