17849020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127493}}^1$

素因数の和:127509

約数の個数: 24

約数和(自身を含む): 42837984

約数和(自身を除く): 24988964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 127493, 254986, 509972, 637465, 892451, 1274930, 1784902, 2549860, 3569804, 4462255, 8924510, 17849020]

約数ペア:

[(1, 17849020), (2, 8924510), (4, 4462255), (5, 3569804), (7, 2549860), (10, 1784902), (14, 1274930), (20, 892451), (28, 637465), (35, 509972), (70, 254986), (140, 127493)]