28774260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{159857}}^1$

素因数の和:159872

約数の個数: 36

約数和(自身を含む): 87282468

約数和(自身を除く): 58508208

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 159857, 319714, 479571, 639428, 799285, 959142, 1438713, 1598570, 1918284, 2397855, 2877426, 3197140, 4795710, 5754852, 7193565, 9591420, 14387130, 28774260]

約数ペア:

[(1, 28774260), (2, 14387130), (3, 9591420), (4, 7193565), (5, 5754852), (6, 4795710), (9, 3197140), (10, 2877426), (12, 2397855), (15, 1918284), (18, 1598570), (20, 1438713), (30, 959142), (36, 799285), (45, 639428), (60, 479571), (90, 319714), (180, 159857)]