17613680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 47568384

約数和(自身を除く): 29954704

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, 355, 443, 497, 560, 568, 710, 886, 994, 1136, 1420, 1772, 1988, 2215, 2485, 2840, 3101, 3544, 3976, 4430, 4970, 5680, 6202, 7088, 7952, 8860, 9940, 12404, 15505, 17720, 19880, 24808, 31010, 31453, 35440, 39760, 49616, 62020, 62906, 124040, 125812, 157265, 220171, 248080, 251624, 314530, 440342, 503248, 629060, 880684, 1100855, 1258120, 1761368, 2201710, 2516240, 3522736, 4403420, 8806840, 17613680]

約数ペア:

[(1, 17613680), (2, 8806840), (4, 4403420), (5, 3522736), (7, 2516240), (8, 2201710), (10, 1761368), (14, 1258120), (16, 1100855), (20, 880684), (28, 629060), (35, 503248), (40, 440342), (56, 314530), (70, 251624), (71, 248080), (80, 220171), (112, 157265), (140, 125812), (142, 124040), (280, 62906), (284, 62020), (355, 49616), (443, 39760), (497, 35440), (560, 31453), (568, 31010), (710, 24808), (886, 19880), (994, 17720), (1136, 15505), (1420, 12404), (1772, 9940), (1988, 8860), (2215, 7952), (2485, 7088), (2840, 6202), (3101, 5680), (3544, 4970), (3976, 4430)]