4057820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15607}}^1$

素因数の和:15629

約数の個数: 24

約数和(自身を含む): 9177504

約数和(自身を除く): 5119684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 15607, 31214, 62428, 78035, 156070, 202891, 312140, 405782, 811564, 1014455, 2028910, 4057820]

約数ペア:

[(1, 4057820), (2, 2028910), (4, 1014455), (5, 811564), (10, 405782), (13, 312140), (20, 202891), (26, 156070), (52, 78035), (65, 62428), (130, 31214), (260, 15607)]