1907320360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:547

約数の個数: 128

約数和(自身を含む): 4774775040

約数和(自身を除く): 2867454680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 167, 202, 220, 257, 334, 404, 440, 505, 514, 668, 808, 835, 1010, 1028, 1111, 1285, 1336, 1670, 1837, 2020, 2056, 2222, 2570, 2827, 3340, 3674, 4040, 4444, 5140, 5555, 5654, 6680, 7348, 8888, 9185, 10280, 11110, 11308, 14135, 14696, 16867, 18370, 22220, 22616, 25957, 28270, 33734, 36740, 42919, 44440, 51914, 56540, 67468, 73480, 84335, 85838, 103828, 113080, 129785, 134936, 168670, 171676, 185537, 207656, 214595, 259570, 285527, 337340, 343352, 371074, 429190, 472109, 519140, 571054, 674680, 742148, 858380, 927685, 944218, 1038280, 1142108, 1427635, 1484296, 1716760, 1855370, 1888436, 2284216, 2360545, 2855270, 3710740, 3776872, 4334819, 4721090, 5710540, 7421480, 8669638, 9442180, 11421080, 17339276, 18884360, 21674095, 34678552, 43348190, 47683009, 86696380, 95366018, 173392760, 190732036, 238415045, 381464072, 476830090, 953660180, 1907320360]

約数ペア:

[(1, 1907320360), (2, 953660180), (4, 476830090), (5, 381464072), (8, 238415045), (10, 190732036), (11, 173392760), (20, 95366018), (22, 86696380), (40, 47683009), (44, 43348190), (55, 34678552), (88, 21674095), (101, 18884360), (110, 17339276), (167, 11421080), (202, 9442180), (220, 8669638), (257, 7421480), (334, 5710540), (404, 4721090), (440, 4334819), (505, 3776872), (514, 3710740), (668, 2855270), (808, 2360545), (835, 2284216), (1010, 1888436), (1028, 1855370), (1111, 1716760), (1285, 1484296), (1336, 1427635), (1670, 1142108), (1837, 1038280), (2020, 944218), (2056, 927685), (2222, 858380), (2570, 742148), (2827, 674680), (3340, 571054), (3674, 519140), (4040, 472109), (4444, 429190), (5140, 371074), (5555, 343352), (5654, 337340), (6680, 285527), (7348, 259570), (8888, 214595), (9185, 207656), (10280, 185537), (11110, 171676), (11308, 168670), (14135, 134936), (14696, 129785), (16867, 113080), (18370, 103828), (22220, 85838), (22616, 84335), (25957, 73480), (28270, 67468), (33734, 56540), (36740, 51914), (42919, 44440)]