4987820

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2207}}^1$

素因数の和:2329

約数の個数: 24

約数和(自身を含む): 10571904

約数和(自身を除く): 5584084

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2207, 2260, 4414, 8828, 11035, 22070, 44140, 249391, 498782, 997564, 1246955, 2493910, 4987820]

約数ペア:

[(1, 4987820), (2, 2493910), (4, 1246955), (5, 997564), (10, 498782), (20, 249391), (113, 44140), (226, 22070), (452, 11035), (565, 8828), (1130, 4414), (2207, 2260)]