1569122420

素因数分解:

$2^2\times 5^1\times {\mathrm{78456121}}^1$

素因数の和:78456130

約数の個数: 12

約数和(自身を含む): 3295157124

約数和(自身を除く): 1726034704

約数列:

[1, 2, 4, 5, 10, 20, 78456121, 156912242, 313824484, 392280605, 784561210, 1569122420]

約数ペア:

[(1, 1569122420), (2, 784561210), (4, 392280605), (5, 313824484), (10, 156912242), (20, 78456121)]