3780080

素因数分解:

$2^4\times 5^1\times {\mathrm{47251}}^1$

素因数の和:47264

約数の個数: 20

約数和(自身を含む): 8788872

約数和(自身を除く): 5008792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 47251, 94502, 189004, 236255, 378008, 472510, 756016, 945020, 1890040, 3780080]

約数ペア:

[(1, 3780080), (2, 1890040), (4, 945020), (5, 756016), (8, 472510), (10, 378008), (16, 236255), (20, 189004), (40, 94502), (80, 47251)]