2004421760

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2819}}^1$

素因数の和:2950

約数の個数: 128

約数和(自身を含む): 5281070400

約数和(自身を除く): 3276648640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 101, 110, 128, 160, 176, 202, 220, 320, 352, 404, 440, 505, 640, 704, 808, 880, 1010, 1111, 1408, 1616, 1760, 2020, 2222, 2819, 3232, 3520, 4040, 4444, 5555, 5638, 6464, 7040, 8080, 8888, 11110, 11276, 12928, 14095, 16160, 17776, 22220, 22552, 28190, 31009, 32320, 35552, 44440, 45104, 56380, 62018, 64640, 71104, 88880, 90208, 112760, 124036, 142208, 155045, 177760, 180416, 225520, 248072, 284719, 310090, 355520, 360832, 451040, 496144, 569438, 620180, 711040, 902080, 992288, 1138876, 1240360, 1423595, 1804160, 1984576, 2277752, 2480720, 2847190, 3131909, 3969152, 4555504, 4961440, 5694380, 6263818, 9111008, 9922880, 11388760, 12527636, 15659545, 18222016, 19845760, 22777520, 25055272, 31319090, 36444032, 45555040, 50110544, 62638180, 91110080, 100221088, 125276360, 182220160, 200442176, 250552720, 400884352, 501105440, 1002210880, 2004421760]

約数ペア:

[(1, 2004421760), (2, 1002210880), (4, 501105440), (5, 400884352), (8, 250552720), (10, 200442176), (11, 182220160), (16, 125276360), (20, 100221088), (22, 91110080), (32, 62638180), (40, 50110544), (44, 45555040), (55, 36444032), (64, 31319090), (80, 25055272), (88, 22777520), (101, 19845760), (110, 18222016), (128, 15659545), (160, 12527636), (176, 11388760), (202, 9922880), (220, 9111008), (320, 6263818), (352, 5694380), (404, 4961440), (440, 4555504), (505, 3969152), (640, 3131909), (704, 2847190), (808, 2480720), (880, 2277752), (1010, 1984576), (1111, 1804160), (1408, 1423595), (1616, 1240360), (1760, 1138876), (2020, 992288), (2222, 902080), (2819, 711040), (3232, 620180), (3520, 569438), (4040, 496144), (4444, 451040), (5555, 360832), (5638, 355520), (6464, 310090), (7040, 284719), (8080, 248072), (8888, 225520), (11110, 180416), (11276, 177760), (12928, 155045), (14095, 142208), (16160, 124036), (17776, 112760), (22220, 90208), (22552, 88880), (28190, 71104), (31009, 64640), (32320, 62018), (35552, 56380), (44440, 45104)]