81400260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1356671}}^1$

素因数の和:1356683

約数の個数: 24

約数和(自身を含む): 227920896

約数和(自身を除く): 146520636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1356671, 2713342, 4070013, 5426684, 6783355, 8140026, 13566710, 16280052, 20350065, 27133420, 40700130, 81400260]

約数ペア:

[(1, 81400260), (2, 40700130), (3, 27133420), (4, 20350065), (5, 16280052), (6, 13566710), (10, 8140026), (12, 6783355), (15, 5426684), (20, 4070013), (30, 2713342), (60, 1356671)]