20807280970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12923777}}^1$

素因数の和:12923814

約数の個数: 32

約数和(自身を含む): 44664576768

約数和(自身を除く): 23857295798

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 12923777, 25847554, 64618885, 90466439, 129237770, 180932878, 297246871, 452332195, 594493742, 904664390, 1486234355, 2080728097, 2972468710, 4161456194, 10403640485, 20807280970]

約数ペア:

[(1, 20807280970), (2, 10403640485), (5, 4161456194), (7, 2972468710), (10, 2080728097), (14, 1486234355), (23, 904664390), (35, 594493742), (46, 452332195), (70, 297246871), (115, 180932878), (161, 129237770), (230, 90466439), (322, 64618885), (805, 25847554), (1610, 12923777)]