816640

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1$

素因数の和:63

約数の個数: 80

約数和(自身を含む): 2209680

約数和(自身を除く): 1393040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 128, 145, 160, 176, 220, 232, 256, 290, 319, 320, 352, 440, 464, 512, 580, 638, 640, 704, 880, 928, 1160, 1276, 1280, 1408, 1595, 1760, 1856, 2320, 2552, 2560, 2816, 3190, 3520, 3712, 4640, 5104, 5632, 6380, 7040, 7424, 9280, 10208, 12760, 14080, 14848, 18560, 20416, 25520, 28160, 37120, 40832, 51040, 74240, 81664, 102080, 163328, 204160, 408320, 816640]

約数ペア:

[(1, 816640), (2, 408320), (4, 204160), (5, 163328), (8, 102080), (10, 81664), (11, 74240), (16, 51040), (20, 40832), (22, 37120), (29, 28160), (32, 25520), (40, 20416), (44, 18560), (55, 14848), (58, 14080), (64, 12760), (80, 10208), (88, 9280), (110, 7424), (116, 7040), (128, 6380), (145, 5632), (160, 5104), (176, 4640), (220, 3712), (232, 3520), (256, 3190), (290, 2816), (319, 2560), (320, 2552), (352, 2320), (440, 1856), (464, 1760), (512, 1595), (580, 1408), (638, 1280), (640, 1276), (704, 1160), (880, 928)]