520522030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{18181}}^1$

素因数の和:18604

約数の個数: 32

約数和(自身を含む): 1073465280

約数和(自身を除く): 552943250

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 409, 818, 2045, 2863, 4090, 5726, 14315, 18181, 28630, 36362, 90905, 127267, 181810, 254534, 636335, 1272670, 7436029, 14872058, 37180145, 52052203, 74360290, 104104406, 260261015, 520522030]

約数ペア:

[(1, 520522030), (2, 260261015), (5, 104104406), (7, 74360290), (10, 52052203), (14, 37180145), (35, 14872058), (70, 7436029), (409, 1272670), (818, 636335), (2045, 254534), (2863, 181810), (4090, 127267), (5726, 90905), (14315, 36362), (18181, 28630)]