1057820080

素因数分解:

$2^4\times 5^1\times {\mathrm{13222751}}^1$

素因数の和:13222764

約数の個数: 20

約数和(自身を含む): 2459431872

約数和(自身を除く): 1401611792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 13222751, 26445502, 52891004, 66113755, 105782008, 132227510, 211564016, 264455020, 528910040, 1057820080]

約数ペア:

[(1, 1057820080), (2, 528910040), (4, 264455020), (5, 211564016), (8, 132227510), (10, 105782008), (16, 66113755), (20, 52891004), (40, 26445502), (80, 13222751)]