5405479.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{2315839}}^1$

素因数の和:2315850

約数の個数: 16

約数和(自身を含む): 208425600

約数和(自身を除く): 115792040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2315839, 4631678, 9263356, 11579195, 18526712, 23158390, 46316780, 92633560]

約数ペア:

[(1, 92633560), (2, 46316780), (4, 23158390), (5, 18526712), (8, 11579195), (10, 9263356), (20, 4631678), (40, 2315839)]