2783180080

素因数分解:

$2^4\times 5^1\times {\mathrm{34789751}}^1$

素因数の和:34789764

約数の個数: 20

約数和(自身を含む): 6470893872

約数和(自身を除く): 3687713792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 34789751, 69579502, 139159004, 173948755, 278318008, 347897510, 556636016, 695795020, 1391590040, 2783180080]

約数ペア:

[(1, 2783180080), (2, 1391590040), (4, 695795020), (5, 556636016), (8, 347897510), (10, 278318008), (16, 173948755), (20, 139159004), (40, 69579502), (80, 34789751)]