1422080

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 3752784

約数和(自身を除く): 2330704

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, 256, 320, 352, 404, 440, 505, 640, 704, 808, 880, 1010, 1111, 1280, 1408, 1616, 1760, 2020, 2222, 2816, 3232, 3520, 4040, 4444, 5555, 6464, 7040, 8080, 8888, 11110, 12928, 14080, 16160, 17776, 22220, 25856, 32320, 35552, 44440, 64640, 71104, 88880, 129280, 142208, 177760, 284416, 355520, 711040, 1422080]

約数ペア:

[(1, 1422080), (2, 711040), (4, 355520), (5, 284416), (8, 177760), (10, 142208), (11, 129280), (16, 88880), (20, 71104), (22, 64640), (32, 44440), (40, 35552), (44, 32320), (55, 25856), (64, 22220), (80, 17776), (88, 16160), (101, 14080), (110, 12928), (128, 11110), (160, 8888), (176, 8080), (202, 7040), (220, 6464), (256, 5555), (320, 4444), (352, 4040), (404, 3520), (440, 3232), (505, 2816), (640, 2222), (704, 2020), (808, 1760), (880, 1616), (1010, 1408), (1111, 1280)]