201906890

素因数分解:

$2^1\times 5^1\times {\mathrm{2521}}^1\times {\mathrm{8009}}^1$

素因数の和:10537

約数の個数: 16

約数和(自身を含む): 363621960

約数和(自身を除く): 161715070

約数列:

[1, 2, 5, 10, 2521, 5042, 8009, 12605, 16018, 25210, 40045, 80090, 20190689, 40381378, 100953445, 201906890]

約数ペア:

[(1, 201906890), (2, 100953445), (5, 40381378), (10, 20190689), (2521, 80090), (5042, 40045), (8009, 25210), (12605, 16018)]