12739000

素因数分解:

$2^3\times 5^3\times {\mathrm{12739}}^1$

素因数の和:12760

約数の個数: 32

約数和(自身を含む): 29811600

約数和(自身を除く): 17072600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 12739, 25478, 50956, 63695, 101912, 127390, 254780, 318475, 509560, 636950, 1273900, 1592375, 2547800, 3184750, 6369500, 12739000]

約数ペア:

[(1, 12739000), (2, 6369500), (4, 3184750), (5, 2547800), (8, 1592375), (10, 1273900), (20, 636950), (25, 509560), (40, 318475), (50, 254780), (100, 127390), (125, 101912), (200, 63695), (250, 50956), (500, 25478), (1000, 12739)]