84288440

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{10589}}^1$

素因数の和:10799

約数の個数: 32

約数和(自身を含む): 190620000

約数和(自身を除く): 106331560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 10589, 21178, 42356, 52945, 84712, 105890, 211780, 423560, 2107211, 4214422, 8428844, 10536055, 16857688, 21072110, 42144220, 84288440]

約数ペア:

[(1, 84288440), (2, 42144220), (4, 21072110), (5, 16857688), (8, 10536055), (10, 8428844), (20, 4214422), (40, 2107211), (199, 423560), (398, 211780), (796, 105890), (995, 84712), (1592, 52945), (1990, 42356), (3980, 21178), (7960, 10589)]