2193669680

素因数分解:

$2^4\times 5^1\times {\mathrm{27420871}}^1$

素因数の和:27420884

約数の個数: 20

約数和(自身を含む): 5100282192

約数和(自身を除く): 2906612512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27420871, 54841742, 109683484, 137104355, 219366968, 274208710, 438733936, 548417420, 1096834840, 2193669680]

約数ペア:

[(1, 2193669680), (2, 1096834840), (4, 548417420), (5, 438733936), (8, 274208710), (10, 219366968), (16, 137104355), (20, 109683484), (40, 54841742), (80, 27420871)]