203475880

素因数分解:

$2^3\times 5^1\times {\mathrm{5086897}}^1$

素因数の和:5086908

約数の個数: 16

約数和(自身を含む): 457820820

約数和(自身を除く): 254344940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5086897, 10173794, 20347588, 25434485, 40695176, 50868970, 101737940, 203475880]

約数ペア:

[(1, 203475880), (2, 101737940), (4, 50868970), (5, 40695176), (8, 25434485), (10, 20347588), (20, 10173794), (40, 5086897)]