12115840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1721}}^1$

素因数の和:1751

約数の個数: 64

約数和(自身を含む): 31615920

約数和(自身を除く): 19500080

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, 1721, 1760, 3442, 3520, 6884, 7040, 8605, 13768, 17210, 18931, 27536, 34420, 37862, 55072, 68840, 75724, 94655, 110144, 137680, 151448, 189310, 220288, 275360, 302896, 378620, 550720, 605792, 757240, 1101440, 1211584, 1514480, 2423168, 3028960, 6057920, 12115840]

約数ペア:

[(1, 12115840), (2, 6057920), (4, 3028960), (5, 2423168), (8, 1514480), (10, 1211584), (11, 1101440), (16, 757240), (20, 605792), (22, 550720), (32, 378620), (40, 302896), (44, 275360), (55, 220288), (64, 189310), (80, 151448), (88, 137680), (110, 110144), (128, 94655), (160, 75724), (176, 68840), (220, 55072), (320, 37862), (352, 34420), (440, 27536), (640, 18931), (704, 17210), (880, 13768), (1408, 8605), (1721, 7040), (1760, 6884), (3442, 3520)]