13640410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{194863}}^1$

素因数の和:194877

約数の個数: 16

約数和(自身を含む): 28060416

約数和(自身を除く): 14420006

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 194863, 389726, 974315, 1364041, 1948630, 2728082, 6820205, 13640410]

約数ペア:

[(1, 13640410), (2, 6820205), (5, 2728082), (7, 1948630), (10, 1364041), (14, 974315), (35, 389726), (70, 194863)]