9985960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6089}}^1$

素因数の和:6141

約数の個数: 32

約数和(自身を含む): 23020200

約数和(自身を除く): 13034240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 6089, 12178, 24356, 30445, 48712, 60890, 121780, 243560, 249649, 499298, 998596, 1248245, 1997192, 2496490, 4992980, 9985960]

約数ペア:

[(1, 9985960), (2, 4992980), (4, 2496490), (5, 1997192), (8, 1248245), (10, 998596), (20, 499298), (40, 249649), (41, 243560), (82, 121780), (164, 60890), (205, 48712), (328, 30445), (410, 24356), (820, 12178), (1640, 6089)]