8247440

素因数分解:

$2^4\times 5^1\times {\mathrm{103093}}^1$

素因数の和:103106

約数の個数: 20

約数和(自身を含む): 19175484

約数和(自身を除く): 10928044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103093, 206186, 412372, 515465, 824744, 1030930, 1649488, 2061860, 4123720, 8247440]

約数ペア:

[(1, 8247440), (2, 4123720), (4, 2061860), (5, 1649488), (8, 1030930), (10, 824744), (16, 515465), (20, 412372), (40, 206186), (80, 103093)]