2055260080

素因数分解:

$2^4\times 5^1\times {\mathrm{25690751}}^1$

素因数の和:25690764

約数の個数: 20

約数和(自身を含む): 4778479872

約数和(自身を除く): 2723219792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25690751, 51381502, 102763004, 128453755, 205526008, 256907510, 411052016, 513815020, 1027630040, 2055260080]

約数ペア:

[(1, 2055260080), (2, 1027630040), (4, 513815020), (5, 411052016), (8, 256907510), (10, 205526008), (16, 128453755), (20, 102763004), (40, 51381502), (80, 25690751)]