19064320

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{677}}^1$

素因数の和:711

約数の個数: 80

約数和(自身を含む): 49938768

約数和(自身を除く): 30874448

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, 512, 640, 677, 704, 880, 1280, 1354, 1408, 1760, 2560, 2708, 2816, 3385, 3520, 5416, 5632, 6770, 7040, 7447, 10832, 13540, 14080, 14894, 21664, 27080, 28160, 29788, 37235, 43328, 54160, 59576, 74470, 86656, 108320, 119152, 148940, 173312, 216640, 238304, 297880, 346624, 433280, 476608, 595760, 866560, 953216, 1191520, 1733120, 1906432, 2383040, 3812864, 4766080, 9532160, 19064320]

約数ペア:

[(1, 19064320), (2, 9532160), (4, 4766080), (5, 3812864), (8, 2383040), (10, 1906432), (11, 1733120), (16, 1191520), (20, 953216), (22, 866560), (32, 595760), (40, 476608), (44, 433280), (55, 346624), (64, 297880), (80, 238304), (88, 216640), (110, 173312), (128, 148940), (160, 119152), (176, 108320), (220, 86656), (256, 74470), (320, 59576), (352, 54160), (440, 43328), (512, 37235), (640, 29788), (677, 28160), (704, 27080), (880, 21664), (1280, 14894), (1354, 14080), (1408, 13540), (1760, 10832), (2560, 7447), (2708, 7040), (2816, 6770), (3385, 5632), (3520, 5416)]