20382530

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41597}}^1$

素因数の和:41618

約数の個数: 24

約数和(自身を含む): 42679548

約数和(自身を除く): 22297018

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41597, 83194, 207985, 291179, 415970, 582358, 1455895, 2038253, 2911790, 4076506, 10191265, 20382530]

約数ペア:

[(1, 20382530), (2, 10191265), (5, 4076506), (7, 2911790), (10, 2038253), (14, 1455895), (35, 582358), (49, 415970), (70, 291179), (98, 207985), (245, 83194), (490, 41597)]