13488640

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1$

素因数の和:513

約数の個数: 80

約数和(自身を含む): 35354880

約数和(自身を除く): 21866240

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, 352, 440, 479, 512, 640, 704, 880, 958, 1280, 1408, 1760, 1916, 2395, 2560, 2816, 3520, 3832, 4790, 5269, 5632, 7040, 7664, 9580, 10538, 14080, 15328, 19160, 21076, 26345, 28160, 30656, 38320, 42152, 52690, 61312, 76640, 84304, 105380, 122624, 153280, 168608, 210760, 245248, 306560, 337216, 421520, 613120, 674432, 843040, 1226240, 1348864, 1686080, 2697728, 3372160, 6744320, 13488640]

約数ペア:

[(1, 13488640), (2, 6744320), (4, 3372160), (5, 2697728), (8, 1686080), (10, 1348864), (11, 1226240), (16, 843040), (20, 674432), (22, 613120), (32, 421520), (40, 337216), (44, 306560), (55, 245248), (64, 210760), (80, 168608), (88, 153280), (110, 122624), (128, 105380), (160, 84304), (176, 76640), (220, 61312), (256, 52690), (320, 42152), (352, 38320), (440, 30656), (479, 28160), (512, 26345), (640, 21076), (704, 19160), (880, 15328), (958, 14080), (1280, 10538), (1408, 9580), (1760, 7664), (1916, 7040), (2395, 5632), (2560, 5269), (2816, 4790), (3520, 3832)]