30940400

素因数分解:

$2^4\times 5^2\times {\mathrm{77351}}^1$

素因数の和:77369

約数の個数: 30

約数和(自身を含む): 74335272

約数和(自身を除く): 43394872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 77351, 154702, 309404, 386755, 618808, 773510, 1237616, 1547020, 1933775, 3094040, 3867550, 6188080, 7735100, 15470200, 30940400]

約数ペア:

[(1, 30940400), (2, 15470200), (4, 7735100), (5, 6188080), (8, 3867550), (10, 3094040), (16, 1933775), (20, 1547020), (25, 1237616), (40, 773510), (50, 618808), (80, 386755), (100, 309404), (200, 154702), (400, 77351)]