3456620

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{431}}^1$

素因数の和:841

約数の個数: 24

約数和(自身を含む): 7293888

約数和(自身を除く): 3837268

約数列:

[1, 2, 4, 5, 10, 20, 401, 431, 802, 862, 1604, 1724, 2005, 2155, 4010, 4310, 8020, 8620, 172831, 345662, 691324, 864155, 1728310, 3456620]

約数ペア:

[(1, 3456620), (2, 1728310), (4, 864155), (5, 691324), (10, 345662), (20, 172831), (401, 8620), (431, 8020), (802, 4310), (862, 4010), (1604, 2155), (1724, 2005)]