12723420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{212057}}^1$

素因数の和:212069

約数の個数: 24

約数和(自身を含む): 35625744

約数和(自身を除く): 22902324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 212057, 424114, 636171, 848228, 1060285, 1272342, 2120570, 2544684, 3180855, 4241140, 6361710, 12723420]

約数ペア:

[(1, 12723420), (2, 6361710), (3, 4241140), (4, 3180855), (5, 2544684), (6, 2120570), (10, 1272342), (12, 1060285), (15, 848228), (20, 636171), (30, 424114), (60, 212057)]