289656460

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{46271}}^1$

素因数の和:46593

約数の個数: 24

約数和(自身を含む): 610235136

約数和(自身を除く): 320578676

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 46271, 92542, 185084, 231355, 462710, 925420, 14482823, 28965646, 57931292, 72414115, 144828230, 289656460]

約数ペア:

[(1, 289656460), (2, 144828230), (4, 72414115), (5, 57931292), (10, 28965646), (20, 14482823), (313, 925420), (626, 462710), (1252, 231355), (1565, 185084), (3130, 92542), (6260, 46271)]