20236438880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{2237}}^1$

素因数の和:2497

約数の個数: 192

約数和(自身を含む): 56280292992

約数和(自身を除く): 36043854112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 70, 80, 82, 112, 140, 160, 164, 197, 205, 224, 280, 287, 328, 394, 410, 560, 574, 656, 788, 820, 985, 1120, 1148, 1312, 1379, 1435, 1576, 1640, 1970, 2237, 2296, 2758, 2870, 3152, 3280, 3940, 4474, 4592, 5516, 5740, 6304, 6560, 6895, 7880, 8077, 8948, 9184, 11032, 11185, 11480, 13790, 15659, 15760, 16154, 17896, 22064, 22370, 22960, 27580, 31318, 31520, 32308, 35792, 40385, 44128, 44740, 45920, 55160, 56539, 62636, 64616, 71584, 78295, 80770, 89480, 91717, 110320, 113078, 125272, 129232, 156590, 161540, 178960, 183434, 220640, 226156, 250544, 258464, 282695, 313180, 323080, 357920, 366868, 440689, 452312, 458585, 501088, 565390, 626360, 642019, 646160, 733736, 881378, 904624, 917170, 1130780, 1252720, 1284038, 1292320, 1467472, 1762756, 1809248, 1834340, 2203445, 2261560, 2505440, 2568076, 2934944, 3084823, 3210095, 3525512, 3668680, 4406890, 4523120, 5136152, 6169646, 6420190, 7051024, 7337360, 8813780, 9046240, 10272304, 12339292, 12840380, 14102048, 14674720, 15424115, 17627560, 18068249, 20544608, 24678584, 25680760, 30848230, 35255120, 36136498, 49357168, 51361520, 61696460, 70510240, 72272996, 90341245, 98714336, 102723040, 123392920, 126477743, 144545992, 180682490, 246785840, 252955486, 289091984, 361364980, 493571680, 505910972, 578183968, 632388715, 722729960, 1011821944, 1264777430, 1445459920, 2023643888, 2529554860, 2890919840, 4047287776, 5059109720, 10118219440, 20236438880]

約数ペア:

[(1, 20236438880), (2, 10118219440), (4, 5059109720), (5, 4047287776), (7, 2890919840), (8, 2529554860), (10, 2023643888), (14, 1445459920), (16, 1264777430), (20, 1011821944), (28, 722729960), (32, 632388715), (35, 578183968), (40, 505910972), (41, 493571680), (56, 361364980), (70, 289091984), (80, 252955486), (82, 246785840), (112, 180682490), (140, 144545992), (160, 126477743), (164, 123392920), (197, 102723040), (205, 98714336), (224, 90341245), (280, 72272996), (287, 70510240), (328, 61696460), (394, 51361520), (410, 49357168), (560, 36136498), (574, 35255120), (656, 30848230), (788, 25680760), (820, 24678584), (985, 20544608), (1120, 18068249), (1148, 17627560), (1312, 15424115), (1379, 14674720), (1435, 14102048), (1576, 12840380), (1640, 12339292), (1970, 10272304), (2237, 9046240), (2296, 8813780), (2758, 7337360), (2870, 7051024), (3152, 6420190), (3280, 6169646), (3940, 5136152), (4474, 4523120), (4592, 4406890), (5516, 3668680), (5740, 3525512), (6304, 3210095), (6560, 3084823), (6895, 2934944), (7880, 2568076), (8077, 2505440), (8948, 2261560), (9184, 2203445), (11032, 1834340), (11185, 1809248), (11480, 1762756), (13790, 1467472), (15659, 1292320), (15760, 1284038), (16154, 1252720), (17896, 1130780), (22064, 917170), (22370, 904624), (22960, 881378), (27580, 733736), (31318, 646160), (31520, 642019), (32308, 626360), (35792, 565390), (40385, 501088), (44128, 458585), (44740, 452312), (45920, 440689), (55160, 366868), (56539, 357920), (62636, 323080), (64616, 313180), (71584, 282695), (78295, 258464), (80770, 250544), (89480, 226156), (91717, 220640), (110320, 183434), (113078, 178960), (125272, 161540), (129232, 156590)]