13399120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 36211968

約数和(自身を除く): 22812848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 337, 355, 497, 560, 568, 674, 710, 994, 1136, 1348, 1420, 1685, 1988, 2359, 2485, 2696, 2840, 3370, 3976, 4718, 4970, 5392, 5680, 6740, 7952, 9436, 9940, 11795, 13480, 18872, 19880, 23590, 23927, 26960, 37744, 39760, 47180, 47854, 94360, 95708, 119635, 167489, 188720, 191416, 239270, 334978, 382832, 478540, 669956, 837445, 957080, 1339912, 1674890, 1914160, 2679824, 3349780, 6699560, 13399120]

約数ペア:

[(1, 13399120), (2, 6699560), (4, 3349780), (5, 2679824), (7, 1914160), (8, 1674890), (10, 1339912), (14, 957080), (16, 837445), (20, 669956), (28, 478540), (35, 382832), (40, 334978), (56, 239270), (70, 191416), (71, 188720), (80, 167489), (112, 119635), (140, 95708), (142, 94360), (280, 47854), (284, 47180), (337, 39760), (355, 37744), (497, 26960), (560, 23927), (568, 23590), (674, 19880), (710, 18872), (994, 13480), (1136, 11795), (1348, 9940), (1420, 9436), (1685, 7952), (1988, 6740), (2359, 5680), (2485, 5392), (2696, 4970), (2840, 4718), (3370, 3976)]