208079660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{611999}}^1$

素因数の和:612025

約数の個数: 24

約数和(自身を含む): 462672000

約数和(自身を除く): 254592340

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 611999, 1223998, 2447996, 3059995, 6119990, 10403983, 12239980, 20807966, 41615932, 52019915, 104039830, 208079660]

約数ペア:

[(1, 208079660), (2, 104039830), (4, 52019915), (5, 41615932), (10, 20807966), (17, 12239980), (20, 10403983), (34, 6119990), (68, 3059995), (85, 2447996), (170, 1223998), (340, 611999)]