147520040

素因数分解:

$2^3\times 5^1\times {\mathrm{3688001}}^1$

素因数の和:3688012

約数の個数: 16

約数和(自身を含む): 331920180

約数和(自身を除く): 184400140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3688001, 7376002, 14752004, 18440005, 29504008, 36880010, 73760020, 147520040]

約数ペア:

[(1, 147520040), (2, 73760020), (4, 36880010), (5, 29504008), (8, 18440005), (10, 14752004), (20, 7376002), (40, 3688001)]