8738990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5171}}^1$

素因数の和:5204

約数の個数: 24

約数和(自身を含む): 17036568

約数和(自身を除く): 8297578

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 5171, 10342, 25855, 51710, 67223, 134446, 336115, 672230, 873899, 1747798, 4369495, 8738990]

約数ペア:

[(1, 8738990), (2, 4369495), (5, 1747798), (10, 873899), (13, 672230), (26, 336115), (65, 134446), (130, 67223), (169, 51710), (338, 25855), (845, 10342), (1690, 5171)]