12896890

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{4759}}^1$

素因数の和:5037

約数の個数: 16

約数和(自身を含む): 23304960

約数和(自身を除く): 10408070

約数列:

[1, 2, 5, 10, 271, 542, 1355, 2710, 4759, 9518, 23795, 47590, 1289689, 2579378, 6448445, 12896890]

約数ペア:

[(1, 12896890), (2, 6448445), (5, 2579378), (10, 1289689), (271, 47590), (542, 23795), (1355, 9518), (2710, 4759)]