20244833440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1\times {\mathrm{491}}^1$

素因数の和:1023

約数の個数: 192

約数和(自身を含む): 52927281792

約数和(自身を除く): 32682448352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 65, 80, 86, 104, 130, 160, 172, 208, 215, 260, 344, 416, 430, 461, 491, 520, 559, 688, 860, 922, 982, 1040, 1118, 1376, 1720, 1844, 1964, 2080, 2236, 2305, 2455, 2795, 3440, 3688, 3928, 4472, 4610, 4910, 5590, 5993, 6383, 6880, 7376, 7856, 8944, 9220, 9820, 11180, 11986, 12766, 14752, 15712, 17888, 18440, 19640, 19823, 21113, 22360, 23972, 25532, 29965, 31915, 36880, 39280, 39646, 42226, 44720, 47944, 51064, 59930, 63830, 73760, 78560, 79292, 84452, 89440, 95888, 99115, 102128, 105565, 119860, 127660, 158584, 168904, 191776, 198230, 204256, 211130, 226351, 239720, 255320, 257699, 274469, 317168, 337808, 396460, 422260, 452702, 479440, 510640, 515398, 548938, 634336, 675616, 792920, 844520, 905404, 958880, 1021280, 1030796, 1097876, 1131755, 1288495, 1372345, 1585840, 1689040, 1810808, 2061592, 2195752, 2263510, 2576990, 2744690, 2942563, 3171680, 3378080, 3621616, 4123184, 4391504, 4527020, 5153980, 5489380, 5885126, 7243232, 8246368, 8783008, 9054040, 9733093, 10307960, 10978760, 11770252, 14712815, 18108080, 19466186, 20615920, 21957520, 23540504, 29425630, 36216160, 38932372, 41231840, 43915040, 47081008, 48665465, 58851260, 77864744, 94162016, 97330930, 117702520, 126530209, 155729488, 194661860, 235405040, 253060418, 311458976, 389323720, 470810080, 506120836, 632651045, 778647440, 1012241672, 1265302090, 1557294880, 2024483344, 2530604180, 4048966688, 5061208360, 10122416720, 20244833440]

約数ペア:

[(1, 20244833440), (2, 10122416720), (4, 5061208360), (5, 4048966688), (8, 2530604180), (10, 2024483344), (13, 1557294880), (16, 1265302090), (20, 1012241672), (26, 778647440), (32, 632651045), (40, 506120836), (43, 470810080), (52, 389323720), (65, 311458976), (80, 253060418), (86, 235405040), (104, 194661860), (130, 155729488), (160, 126530209), (172, 117702520), (208, 97330930), (215, 94162016), (260, 77864744), (344, 58851260), (416, 48665465), (430, 47081008), (461, 43915040), (491, 41231840), (520, 38932372), (559, 36216160), (688, 29425630), (860, 23540504), (922, 21957520), (982, 20615920), (1040, 19466186), (1118, 18108080), (1376, 14712815), (1720, 11770252), (1844, 10978760), (1964, 10307960), (2080, 9733093), (2236, 9054040), (2305, 8783008), (2455, 8246368), (2795, 7243232), (3440, 5885126), (3688, 5489380), (3928, 5153980), (4472, 4527020), (4610, 4391504), (4910, 4123184), (5590, 3621616), (5993, 3378080), (6383, 3171680), (6880, 2942563), (7376, 2744690), (7856, 2576990), (8944, 2263510), (9220, 2195752), (9820, 2061592), (11180, 1810808), (11986, 1689040), (12766, 1585840), (14752, 1372345), (15712, 1288495), (17888, 1131755), (18440, 1097876), (19640, 1030796), (19823, 1021280), (21113, 958880), (22360, 905404), (23972, 844520), (25532, 792920), (29965, 675616), (31915, 634336), (36880, 548938), (39280, 515398), (39646, 510640), (42226, 479440), (44720, 452702), (47944, 422260), (51064, 396460), (59930, 337808), (63830, 317168), (73760, 274469), (78560, 257699), (79292, 255320), (84452, 239720), (89440, 226351), (95888, 211130), (99115, 204256), (102128, 198230), (105565, 191776), (119860, 168904), (127660, 158584)]