28156000

素因数分解:

$2^5\times 5^3\times {\mathrm{7039}}^1$

素因数の和:7064

約数の個数: 48

約数和(自身を含む): 69189120

約数和(自身を除く): 41033120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 7039, 14078, 28156, 35195, 56312, 70390, 112624, 140780, 175975, 225248, 281560, 351950, 563120, 703900, 879875, 1126240, 1407800, 1759750, 2815600, 3519500, 5631200, 7039000, 14078000, 28156000]

約数ペア:

[(1, 28156000), (2, 14078000), (4, 7039000), (5, 5631200), (8, 3519500), (10, 2815600), (16, 1759750), (20, 1407800), (25, 1126240), (32, 879875), (40, 703900), (50, 563120), (80, 351950), (100, 281560), (125, 225248), (160, 175975), (200, 140780), (250, 112624), (400, 70390), (500, 56312), (800, 35195), (1000, 28156), (2000, 14078), (4000, 7039)]