12735820

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4861}}^1$

素因数の和:5001

約数の個数: 24

約数和(自身を含む): 26954928

約数和(自身を除く): 14219108

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 4861, 9722, 19444, 24305, 48610, 97220, 636791, 1273582, 2547164, 3183955, 6367910, 12735820]

約数ペア:

[(1, 12735820), (2, 6367910), (4, 3183955), (5, 2547164), (10, 1273582), (20, 636791), (131, 97220), (262, 48610), (524, 24305), (655, 19444), (1310, 9722), (2620, 4861)]