17259280

素因数分解:

$2^4\times 5^1\times {\mathrm{443}}^1\times {\mathrm{487}}^1$

素因数の和:943

約数の個数: 40

約数和(自身を含む): 40300992

約数和(自身を除く): 23041712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 443, 487, 886, 974, 1772, 1948, 2215, 2435, 3544, 3896, 4430, 4870, 7088, 7792, 8860, 9740, 17720, 19480, 35440, 38960, 215741, 431482, 862964, 1078705, 1725928, 2157410, 3451856, 4314820, 8629640, 17259280]

約数ペア:

[(1, 17259280), (2, 8629640), (4, 4314820), (5, 3451856), (8, 2157410), (10, 1725928), (16, 1078705), (20, 862964), (40, 431482), (80, 215741), (443, 38960), (487, 35440), (886, 19480), (974, 17720), (1772, 9740), (1948, 8860), (2215, 7792), (2435, 7088), (3544, 4870), (3896, 4430)]