209273080

素因数分解:

$2^3\times 5^1\times {\mathrm{5231827}}^1$

素因数の和:5231838

約数の個数: 16

約数和(自身を含む): 470864520

約数和(自身を除く): 261591440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5231827, 10463654, 20927308, 26159135, 41854616, 52318270, 104636540, 209273080]

約数ペア:

[(1, 209273080), (2, 104636540), (4, 52318270), (5, 41854616), (8, 26159135), (10, 20927308), (20, 10463654), (40, 5231827)]