8068564040

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{955991}}^1$

素因数の和:956213

約数の個数: 32

約数和(自身を含む): 18240327360

約数和(自身を除く): 10171763320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 955991, 1911982, 3823964, 4779955, 7647928, 9559910, 19119820, 38239640, 201714101, 403428202, 806856404, 1008570505, 1613712808, 2017141010, 4034282020, 8068564040]

約数ペア:

[(1, 8068564040), (2, 4034282020), (4, 2017141010), (5, 1613712808), (8, 1008570505), (10, 806856404), (20, 403428202), (40, 201714101), (211, 38239640), (422, 19119820), (844, 9559910), (1055, 7647928), (1688, 4779955), (2110, 3823964), (4220, 1911982), (8440, 955991)]