4887440

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:519

約数の個数: 40

約数和(自身を含む): 11457600

約数和(自身を除く): 6570160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 307, 398, 614, 796, 995, 1228, 1535, 1592, 1990, 2456, 3070, 3184, 3980, 4912, 6140, 7960, 12280, 15920, 24560, 61093, 122186, 244372, 305465, 488744, 610930, 977488, 1221860, 2443720, 4887440]

約数ペア:

[(1, 4887440), (2, 2443720), (4, 1221860), (5, 977488), (8, 610930), (10, 488744), (16, 305465), (20, 244372), (40, 122186), (80, 61093), (199, 24560), (307, 15920), (398, 12280), (614, 7960), (796, 6140), (995, 4912), (1228, 3980), (1535, 3184), (1592, 3070), (1990, 2456)]