74838220

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{7621}}^1$

素因数の和:8121

約数の個数: 24

約数和(自身を含む): 157501008

約数和(自身を除く): 82662788

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 7621, 9820, 15242, 30484, 38105, 76210, 152420, 3741911, 7483822, 14967644, 18709555, 37419110, 74838220]

約数ペア:

[(1, 74838220), (2, 37419110), (4, 18709555), (5, 14967644), (10, 7483822), (20, 3741911), (491, 152420), (982, 76210), (1964, 38105), (2455, 30484), (4910, 15242), (7621, 9820)]