1821045590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:526

約数の個数: 128

約数和(自身を含む): 4153282560

約数和(自身を除く): 2332236970

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 73, 79, 91, 130, 146, 158, 182, 347, 365, 395, 455, 511, 553, 694, 730, 790, 910, 949, 1022, 1027, 1106, 1735, 1898, 2054, 2429, 2555, 2765, 3470, 4511, 4745, 4858, 5110, 5135, 5530, 5767, 6643, 7189, 9022, 9490, 10270, 11534, 12145, 13286, 14378, 22555, 24290, 25331, 27413, 28835, 31577, 33215, 35945, 40369, 45110, 50662, 54826, 57670, 63154, 66430, 71890, 74971, 80738, 126655, 137065, 149942, 157885, 177317, 191891, 201845, 253310, 274130, 315770, 329303, 354634, 356369, 374855, 383782, 403690, 524797, 658606, 712738, 749710, 886585, 959455, 1049594, 1646515, 1773170, 1781845, 1918910, 2001149, 2305121, 2494583, 2623985, 3293030, 3563690, 4002298, 4610242, 4989166, 5247970, 10005745, 11525605, 12472915, 14008043, 20011490, 23051210, 24945830, 26014937, 28016086, 52029874, 70040215, 130074685, 140080430, 182104559, 260149370, 364209118, 910522795, 1821045590]

約数ペア:

[(1, 1821045590), (2, 910522795), (5, 364209118), (7, 260149370), (10, 182104559), (13, 140080430), (14, 130074685), (26, 70040215), (35, 52029874), (65, 28016086), (70, 26014937), (73, 24945830), (79, 23051210), (91, 20011490), (130, 14008043), (146, 12472915), (158, 11525605), (182, 10005745), (347, 5247970), (365, 4989166), (395, 4610242), (455, 4002298), (511, 3563690), (553, 3293030), (694, 2623985), (730, 2494583), (790, 2305121), (910, 2001149), (949, 1918910), (1022, 1781845), (1027, 1773170), (1106, 1646515), (1735, 1049594), (1898, 959455), (2054, 886585), (2429, 749710), (2555, 712738), (2765, 658606), (3470, 524797), (4511, 403690), (4745, 383782), (4858, 374855), (5110, 356369), (5135, 354634), (5530, 329303), (5767, 315770), (6643, 274130), (7189, 253310), (9022, 201845), (9490, 191891), (10270, 177317), (11534, 157885), (12145, 149942), (13286, 137065), (14378, 126655), (22555, 80738), (24290, 74971), (25331, 71890), (27413, 66430), (28835, 63154), (31577, 57670), (33215, 54826), (35945, 50662), (40369, 45110)]