11272880

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:198

約数の個数: 80

約数和(自身を含む): 27989280

約数和(自身を除く): 16716400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 43, 58, 80, 86, 113, 116, 145, 172, 215, 226, 232, 290, 344, 430, 452, 464, 565, 580, 688, 860, 904, 1130, 1160, 1247, 1720, 1808, 2260, 2320, 2494, 3277, 3440, 4520, 4859, 4988, 6235, 6554, 9040, 9718, 9976, 12470, 13108, 16385, 19436, 19952, 24295, 24940, 26216, 32770, 38872, 48590, 49880, 52432, 65540, 77744, 97180, 99760, 131080, 140911, 194360, 262160, 281822, 388720, 563644, 704555, 1127288, 1409110, 2254576, 2818220, 5636440, 11272880]

約数ペア:

[(1, 11272880), (2, 5636440), (4, 2818220), (5, 2254576), (8, 1409110), (10, 1127288), (16, 704555), (20, 563644), (29, 388720), (40, 281822), (43, 262160), (58, 194360), (80, 140911), (86, 131080), (113, 99760), (116, 97180), (145, 77744), (172, 65540), (215, 52432), (226, 49880), (232, 48590), (290, 38872), (344, 32770), (430, 26216), (452, 24940), (464, 24295), (565, 19952), (580, 19436), (688, 16385), (860, 13108), (904, 12470), (1130, 9976), (1160, 9718), (1247, 9040), (1720, 6554), (1808, 6235), (2260, 4988), (2320, 4859), (2494, 4520), (3277, 3440)]