170404880

素因数分解:

$2^4\times 5^1\times {\mathrm{2130061}}^1$

素因数の和:2130074

約数の個数: 20

約数和(自身を含む): 396191532

約数和(自身を除く): 225786652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2130061, 4260122, 8520244, 10650305, 17040488, 21300610, 34080976, 42601220, 85202440, 170404880]

約数ペア:

[(1, 170404880), (2, 85202440), (4, 42601220), (5, 34080976), (8, 21300610), (10, 17040488), (16, 10650305), (20, 8520244), (40, 4260122), (80, 2130061)]