27912820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107357}}^1$

素因数の和:107379

約数の個数: 24

約数和(自身を含む): 63126504

約数和(自身を除く): 35213684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 107357, 214714, 429428, 536785, 1073570, 1395641, 2147140, 2791282, 5582564, 6978205, 13956410, 27912820]

約数ペア:

[(1, 27912820), (2, 13956410), (4, 6978205), (5, 5582564), (10, 2791282), (13, 2147140), (20, 1395641), (26, 1073570), (52, 536785), (65, 429428), (130, 214714), (260, 107357)]