25719420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{428657}}^1$

素因数の和:428669

約数の個数: 24

約数和(自身を含む): 72014544

約数和(自身を除く): 46295124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 428657, 857314, 1285971, 1714628, 2143285, 2571942, 4286570, 5143884, 6429855, 8573140, 12859710, 25719420]

約数ペア:

[(1, 25719420), (2, 12859710), (3, 8573140), (4, 6429855), (5, 5143884), (6, 4286570), (10, 2571942), (12, 2143285), (15, 1714628), (20, 1285971), (30, 857314), (60, 428657)]