850713520

素因数分解:

$2^4\times 5^1\times {\mathrm{10633919}}^1$

素因数の和:10633932

約数の個数: 20

約数和(自身を含む): 1977909120

約数和(自身を除く): 1127195600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10633919, 21267838, 42535676, 53169595, 85071352, 106339190, 170142704, 212678380, 425356760, 850713520]

約数ペア:

[(1, 850713520), (2, 425356760), (4, 212678380), (5, 170142704), (8, 106339190), (10, 85071352), (16, 53169595), (20, 42535676), (40, 21267838), (80, 10633919)]