8010040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4657}}^1$

素因数の和:4711

約数の個数: 32

約数和(自身を含む): 18445680

約数和(自身を除く): 10435640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 4657, 9314, 18628, 23285, 37256, 46570, 93140, 186280, 200251, 400502, 801004, 1001255, 1602008, 2002510, 4005020, 8010040]

約数ペア:

[(1, 8010040), (2, 4005020), (4, 2002510), (5, 1602008), (8, 1001255), (10, 801004), (20, 400502), (40, 200251), (43, 186280), (86, 93140), (172, 46570), (215, 37256), (344, 23285), (430, 18628), (860, 9314), (1720, 4657)]