5585560

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{449}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 12636000

約数和(自身を除く): 7050440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 449, 622, 898, 1244, 1555, 1796, 2245, 2488, 3110, 3592, 4490, 6220, 8980, 12440, 17960, 139639, 279278, 558556, 698195, 1117112, 1396390, 2792780, 5585560]

約数ペア:

[(1, 5585560), (2, 2792780), (4, 1396390), (5, 1117112), (8, 698195), (10, 558556), (20, 279278), (40, 139639), (311, 17960), (449, 12440), (622, 8980), (898, 6220), (1244, 4490), (1555, 3592), (1796, 3110), (2245, 2488)]