11242880

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1597}}^1$

素因数の和:1627

約数の個数: 64

約数和(自身を含む): 29339280

約数和(自身を除く): 18096400

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, 320, 352, 440, 640, 704, 880, 1408, 1597, 1760, 3194, 3520, 6388, 7040, 7985, 12776, 15970, 17567, 25552, 31940, 35134, 51104, 63880, 70268, 87835, 102208, 127760, 140536, 175670, 204416, 255520, 281072, 351340, 511040, 562144, 702680, 1022080, 1124288, 1405360, 2248576, 2810720, 5621440, 11242880]

約数ペア:

[(1, 11242880), (2, 5621440), (4, 2810720), (5, 2248576), (8, 1405360), (10, 1124288), (11, 1022080), (16, 702680), (20, 562144), (22, 511040), (32, 351340), (40, 281072), (44, 255520), (55, 204416), (64, 175670), (80, 140536), (88, 127760), (110, 102208), (128, 87835), (160, 70268), (176, 63880), (220, 51104), (320, 35134), (352, 31940), (440, 25552), (640, 17567), (704, 15970), (880, 12776), (1408, 7985), (1597, 7040), (1760, 6388), (3194, 3520)]