17450020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{124643}}^1$

素因数の和:124659

約数の個数: 24

約数和(自身を含む): 41880384

約数和(自身を除く): 24430364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 124643, 249286, 498572, 623215, 872501, 1246430, 1745002, 2492860, 3490004, 4362505, 8725010, 17450020]

約数ペア:

[(1, 17450020), (2, 8725010), (4, 4362505), (5, 3490004), (7, 2492860), (10, 1745002), (14, 1246430), (20, 872501), (28, 623215), (35, 498572), (70, 249286), (140, 124643)]