9771520

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1$

素因数の和:381

約数の個数: 80

約数和(自身を含む): 25632288

約数和(自身を除く): 15860768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 347, 352, 440, 512, 640, 694, 704, 880, 1280, 1388, 1408, 1735, 1760, 2560, 2776, 2816, 3470, 3520, 3817, 5552, 5632, 6940, 7040, 7634, 11104, 13880, 14080, 15268, 19085, 22208, 27760, 28160, 30536, 38170, 44416, 55520, 61072, 76340, 88832, 111040, 122144, 152680, 177664, 222080, 244288, 305360, 444160, 488576, 610720, 888320, 977152, 1221440, 1954304, 2442880, 4885760, 9771520]

約数ペア:

[(1, 9771520), (2, 4885760), (4, 2442880), (5, 1954304), (8, 1221440), (10, 977152), (11, 888320), (16, 610720), (20, 488576), (22, 444160), (32, 305360), (40, 244288), (44, 222080), (55, 177664), (64, 152680), (80, 122144), (88, 111040), (110, 88832), (128, 76340), (160, 61072), (176, 55520), (220, 44416), (256, 38170), (320, 30536), (347, 28160), (352, 27760), (440, 22208), (512, 19085), (640, 15268), (694, 14080), (704, 13880), (880, 11104), (1280, 7634), (1388, 7040), (1408, 6940), (1735, 5632), (1760, 5552), (2560, 3817), (2776, 3520), (2816, 3470)]