313180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2237}}^1$

素因数の和:2253

約数の個数: 24

約数和(自身を含む): 751968

約数和(自身を除く): 438788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2237, 4474, 8948, 11185, 15659, 22370, 31318, 44740, 62636, 78295, 156590, 313180]

約数ペア:

[(1, 313180), (2, 156590), (4, 78295), (5, 62636), (7, 44740), (10, 31318), (14, 22370), (20, 15659), (28, 11185), (35, 8948), (70, 4474), (140, 2237)]