3443780

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{421}}^1$

素因数の和:839

約数の個数: 24

約数和(自身を含む): 7266840

約数和(自身を除く): 3823060

約数列:

[1, 2, 4, 5, 10, 20, 409, 421, 818, 842, 1636, 1684, 2045, 2105, 4090, 4210, 8180, 8420, 172189, 344378, 688756, 860945, 1721890, 3443780]

約数ペア:

[(1, 3443780), (2, 1721890), (4, 860945), (5, 688756), (10, 344378), (20, 172189), (409, 8420), (421, 8180), (818, 4210), (842, 4090), (1636, 2105), (1684, 2045)]