487409020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3481493}}^1$

素因数の和:3481509

約数の個数: 24

約数和(自身を含む): 1169781984

約数和(自身を除く): 682372964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3481493, 6962986, 13925972, 17407465, 24370451, 34814930, 48740902, 69629860, 97481804, 121852255, 243704510, 487409020]

約数ペア:

[(1, 487409020), (2, 243704510), (4, 121852255), (5, 97481804), (7, 69629860), (10, 48740902), (14, 34814930), (20, 24370451), (28, 17407465), (35, 13925972), (70, 6962986), (140, 3481493)]