17419990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:581

約数の個数: 48

約数和(自身を含む): 37050912

約数和(自身を除く): 19630922

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 73, 98, 146, 245, 365, 487, 490, 511, 730, 974, 1022, 2435, 2555, 3409, 3577, 4870, 5110, 6818, 7154, 17045, 17885, 23863, 34090, 35551, 35770, 47726, 71102, 119315, 177755, 238630, 248857, 355510, 497714, 1244285, 1741999, 2488570, 3483998, 8709995, 17419990]

約数ペア:

[(1, 17419990), (2, 8709995), (5, 3483998), (7, 2488570), (10, 1741999), (14, 1244285), (35, 497714), (49, 355510), (70, 248857), (73, 238630), (98, 177755), (146, 119315), (245, 71102), (365, 47726), (487, 35770), (490, 35551), (511, 34090), (730, 23863), (974, 17885), (1022, 17045), (2435, 7154), (2555, 6818), (3409, 5110), (3577, 4870)]