7038890

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1721}}^1$

素因数の和:2137

約数の個数: 16

約数和(自身を含む): 12708360

約数和(自身を除く): 5669470

約数列:

[1, 2, 5, 10, 409, 818, 1721, 2045, 3442, 4090, 8605, 17210, 703889, 1407778, 3519445, 7038890]

約数ペア:

[(1, 7038890), (2, 3519445), (5, 1407778), (10, 703889), (409, 17210), (818, 8605), (1721, 4090), (2045, 3442)]