147521860

素因数分解:

$2^2\times 5^1\times {\mathrm{1993}}^1\times {\mathrm{3701}}^1$

素因数の和:5703

約数の個数: 24

約数和(自身を含む): 310035096

約数和(自身を除く): 162513236

約数列:

[1, 2, 4, 5, 10, 20, 1993, 3701, 3986, 7402, 7972, 9965, 14804, 18505, 19930, 37010, 39860, 74020, 7376093, 14752186, 29504372, 36880465, 73760930, 147521860]

約数ペア:

[(1, 147521860), (2, 73760930), (4, 36880465), (5, 29504372), (10, 14752186), (20, 7376093), (1993, 74020), (3701, 39860), (3986, 37010), (7402, 19930), (7972, 18505), (9965, 14804)]