20610500

素因数分解:

$2^2\times 5^3\times {\mathrm{41221}}^1$

素因数の和:41240

約数の個数: 24

約数和(自身を含む): 45014424

約数和(自身を除く): 24403924

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 41221, 82442, 164884, 206105, 412210, 824420, 1030525, 2061050, 4122100, 5152625, 10305250, 20610500]

約数ペア:

[(1, 20610500), (2, 10305250), (4, 5152625), (5, 4122100), (10, 2061050), (20, 1030525), (25, 824420), (50, 412210), (100, 206105), (125, 164884), (250, 82442), (500, 41221)]