201993080

素因数分解:

$2^3\times 5^1\times {\mathrm{5049827}}^1$

素因数の和:5049838

約数の個数: 16

約数和(自身を含む): 454484520

約数和(自身を除く): 252491440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5049827, 10099654, 20199308, 25249135, 40398616, 50498270, 100996540, 201993080]

約数ペア:

[(1, 201993080), (2, 100996540), (4, 50498270), (5, 40398616), (8, 25249135), (10, 20199308), (20, 10099654), (40, 5049827)]