2475560

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 5616000

約数和(自身を除く): 3140440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 311, 398, 622, 796, 995, 1244, 1555, 1592, 1990, 2488, 3110, 3980, 6220, 7960, 12440, 61889, 123778, 247556, 309445, 495112, 618890, 1237780, 2475560]

約数ペア:

[(1, 2475560), (2, 1237780), (4, 618890), (5, 495112), (8, 309445), (10, 247556), (20, 123778), (40, 61889), (199, 12440), (311, 7960), (398, 6220), (622, 3980), (796, 3110), (995, 2488), (1244, 1990), (1555, 1592)]