289076120

素因数分解:

$2^3\times 5^1\times {\mathrm{7226903}}^1$

素因数の和:7226914

約数の個数: 16

約数和(自身を含む): 650421360

約数和(自身を除く): 361345240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7226903, 14453806, 28907612, 36134515, 57815224, 72269030, 144538060, 289076120]

約数ペア:

[(1, 289076120), (2, 144538060), (4, 72269030), (5, 57815224), (8, 36134515), (10, 28907612), (20, 14453806), (40, 7226903)]