313636660

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{123479}}^1$

素因数の和:123615

約数の個数: 24

約数和(自身を含む): 663828480

約数和(自身を除く): 350191820

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 123479, 246958, 493916, 617395, 1234790, 2469580, 15681833, 31363666, 62727332, 78409165, 156818330, 313636660]

約数ペア:

[(1, 313636660), (2, 156818330), (4, 78409165), (5, 62727332), (10, 31363666), (20, 15681833), (127, 2469580), (254, 1234790), (508, 617395), (635, 493916), (1270, 246958), (2540, 123479)]