247139260

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{39733}}^1$

素因数の和:40053

約数の個数: 24

約数和(自身を含む): 520674336

約数和(自身を除く): 273535076

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 39733, 79466, 158932, 198665, 397330, 794660, 12356963, 24713926, 49427852, 61784815, 123569630, 247139260]

約数ペア:

[(1, 247139260), (2, 123569630), (4, 61784815), (5, 49427852), (10, 24713926), (20, 12356963), (311, 794660), (622, 397330), (1244, 198665), (1555, 158932), (3110, 79466), (6220, 39733)]