2443720

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 5544000

約数和(自身を除く): 3100280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 307, 398, 614, 796, 995, 1228, 1535, 1592, 1990, 2456, 3070, 3980, 6140, 7960, 12280, 61093, 122186, 244372, 305465, 488744, 610930, 1221860, 2443720]

約数ペア:

[(1, 2443720), (2, 1221860), (4, 610930), (5, 488744), (8, 305465), (10, 244372), (20, 122186), (40, 61093), (199, 12280), (307, 7960), (398, 6140), (614, 3980), (796, 3070), (995, 2456), (1228, 1990), (1535, 1592)]