289667020

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{23627}}^1$

素因数の和:24249

約数の個数: 24

約数和(自身を含む): 609318864

約数和(自身を除く): 319651844

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 2452, 3065, 6130, 12260, 23627, 47254, 94508, 118135, 236270, 472540, 14483351, 28966702, 57933404, 72416755, 144833510, 289667020]

約数ペア:

[(1, 289667020), (2, 144833510), (4, 72416755), (5, 57933404), (10, 28966702), (20, 14483351), (613, 472540), (1226, 236270), (2452, 118135), (3065, 94508), (6130, 47254), (12260, 23627)]