5638040

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2389}}^1$

素因数の和:2459

約数の個数: 32

約数和(自身を含む): 12906000

約数和(自身を除く): 7267960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 2389, 4778, 9556, 11945, 19112, 23890, 47780, 95560, 140951, 281902, 563804, 704755, 1127608, 1409510, 2819020, 5638040]

約数ペア:

[(1, 5638040), (2, 2819020), (4, 1409510), (5, 1127608), (8, 704755), (10, 563804), (20, 281902), (40, 140951), (59, 95560), (118, 47780), (236, 23890), (295, 19112), (472, 11945), (590, 9556), (1180, 4778), (2360, 2389)]