82170040

素因数分解:

$2^3\times 5^1\times {\mathrm{2054251}}^1$

素因数の和:2054262

約数の個数: 16

約数和(自身を含む): 184882680

約数和(自身を除く): 102712640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2054251, 4108502, 8217004, 10271255, 16434008, 20542510, 41085020, 82170040]

約数ペア:

[(1, 82170040), (2, 41085020), (4, 20542510), (5, 16434008), (8, 10271255), (10, 8217004), (20, 4108502), (40, 2054251)]