20906367040

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{4649}}^1$

素因数の和:4749

約数の個数: 224

約数和(自身を含む): 57146342400

約数和(自身を除く): 36239975360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 47, 52, 64, 65, 80, 92, 94, 104, 115, 130, 160, 184, 188, 208, 230, 235, 260, 299, 320, 368, 376, 416, 460, 470, 520, 598, 611, 736, 752, 832, 920, 940, 1040, 1081, 1196, 1222, 1472, 1495, 1504, 1840, 1880, 2080, 2162, 2392, 2444, 2990, 3008, 3055, 3680, 3760, 4160, 4324, 4649, 4784, 4888, 5405, 5980, 6110, 7360, 7520, 8648, 9298, 9568, 9776, 10810, 11960, 12220, 14053, 15040, 17296, 18596, 19136, 19552, 21620, 23245, 23920, 24440, 28106, 34592, 37192, 39104, 43240, 46490, 47840, 48880, 56212, 60437, 69184, 70265, 74384, 86480, 92980, 95680, 97760, 106927, 112424, 120874, 140530, 148768, 172960, 185960, 195520, 213854, 218503, 224848, 241748, 281060, 297536, 302185, 345920, 371920, 427708, 437006, 449696, 483496, 534635, 562120, 604370, 743840, 855416, 874012, 899392, 966992, 1069270, 1092515, 1124240, 1208740, 1390051, 1487680, 1710832, 1748024, 1933984, 2138540, 2185030, 2248480, 2417480, 2780102, 2840539, 3421664, 3496048, 3867968, 4277080, 4370060, 4496960, 4834960, 5025569, 5560204, 5681078, 6843328, 6950255, 6992096, 8554160, 8740120, 9669920, 10051138, 11120408, 11362156, 13900510, 13984192, 14202695, 17108320, 17480240, 19339840, 20102276, 22240816, 22724312, 25127845, 27801020, 28405390, 34216640, 34960480, 40204552, 44481632, 45448624, 50255690, 55602040, 56810780, 65332397, 69920960, 80409104, 88963264, 90897248, 100511380, 111204080, 113621560, 130664794, 160818208, 181794496, 201022760, 222408160, 227243120, 261329588, 321636416, 326661985, 402045520, 444816320, 454486240, 522659176, 653323970, 804091040, 908972480, 1045318352, 1306647940, 1608182080, 2090636704, 2613295880, 4181273408, 5226591760, 10453183520, 20906367040]

約数ペア:

[(1, 20906367040), (2, 10453183520), (4, 5226591760), (5, 4181273408), (8, 2613295880), (10, 2090636704), (13, 1608182080), (16, 1306647940), (20, 1045318352), (23, 908972480), (26, 804091040), (32, 653323970), (40, 522659176), (46, 454486240), (47, 444816320), (52, 402045520), (64, 326661985), (65, 321636416), (80, 261329588), (92, 227243120), (94, 222408160), (104, 201022760), (115, 181794496), (130, 160818208), (160, 130664794), (184, 113621560), (188, 111204080), (208, 100511380), (230, 90897248), (235, 88963264), (260, 80409104), (299, 69920960), (320, 65332397), (368, 56810780), (376, 55602040), (416, 50255690), (460, 45448624), (470, 44481632), (520, 40204552), (598, 34960480), (611, 34216640), (736, 28405390), (752, 27801020), (832, 25127845), (920, 22724312), (940, 22240816), (1040, 20102276), (1081, 19339840), (1196, 17480240), (1222, 17108320), (1472, 14202695), (1495, 13984192), (1504, 13900510), (1840, 11362156), (1880, 11120408), (2080, 10051138), (2162, 9669920), (2392, 8740120), (2444, 8554160), (2990, 6992096), (3008, 6950255), (3055, 6843328), (3680, 5681078), (3760, 5560204), (4160, 5025569), (4324, 4834960), (4649, 4496960), (4784, 4370060), (4888, 4277080), (5405, 3867968), (5980, 3496048), (6110, 3421664), (7360, 2840539), (7520, 2780102), (8648, 2417480), (9298, 2248480), (9568, 2185030), (9776, 2138540), (10810, 1933984), (11960, 1748024), (12220, 1710832), (14053, 1487680), (15040, 1390051), (17296, 1208740), (18596, 1124240), (19136, 1092515), (19552, 1069270), (21620, 966992), (23245, 899392), (23920, 874012), (24440, 855416), (28106, 743840), (34592, 604370), (37192, 562120), (39104, 534635), (43240, 483496), (46490, 449696), (47840, 437006), (48880, 427708), (56212, 371920), (60437, 345920), (69184, 302185), (70265, 297536), (74384, 281060), (86480, 241748), (92980, 224848), (95680, 218503), (97760, 213854), (106927, 195520), (112424, 185960), (120874, 172960), (140530, 148768)]