12746720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:640

約数の個数: 96

約数和(自身を含む): 36288000

約数和(自身を除く): 23541280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 599, 608, 665, 760, 1064, 1120, 1198, 1330, 1520, 2128, 2396, 2660, 2995, 3040, 4193, 4256, 4792, 5320, 5990, 8386, 9584, 10640, 11381, 11980, 16772, 19168, 20965, 21280, 22762, 23960, 33544, 41930, 45524, 47920, 56905, 67088, 79667, 83860, 91048, 95840, 113810, 134176, 159334, 167720, 182096, 227620, 318668, 335440, 364192, 398335, 455240, 637336, 670880, 796670, 910480, 1274672, 1593340, 1820960, 2549344, 3186680, 6373360, 12746720]

約数ペア:

[(1, 12746720), (2, 6373360), (4, 3186680), (5, 2549344), (7, 1820960), (8, 1593340), (10, 1274672), (14, 910480), (16, 796670), (19, 670880), (20, 637336), (28, 455240), (32, 398335), (35, 364192), (38, 335440), (40, 318668), (56, 227620), (70, 182096), (76, 167720), (80, 159334), (95, 134176), (112, 113810), (133, 95840), (140, 91048), (152, 83860), (160, 79667), (190, 67088), (224, 56905), (266, 47920), (280, 45524), (304, 41930), (380, 33544), (532, 23960), (560, 22762), (599, 21280), (608, 20965), (665, 19168), (760, 16772), (1064, 11980), (1120, 11381), (1198, 10640), (1330, 9584), (1520, 8386), (2128, 5990), (2396, 5320), (2660, 4792), (2995, 4256), (3040, 4193)]