22012000

素因数分解:

$2^5\times 5^3\times {\mathrm{5503}}^1$

素因数の和:5528

約数の個数: 48

約数和(自身を含む): 54093312

約数和(自身を除く): 32081312

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, 5503, 11006, 22012, 27515, 44024, 55030, 88048, 110060, 137575, 176096, 220120, 275150, 440240, 550300, 687875, 880480, 1100600, 1375750, 2201200, 2751500, 4402400, 5503000, 11006000, 22012000]

約数ペア:

[(1, 22012000), (2, 11006000), (4, 5503000), (5, 4402400), (8, 2751500), (10, 2201200), (16, 1375750), (20, 1100600), (25, 880480), (32, 687875), (40, 550300), (50, 440240), (80, 275150), (100, 220120), (125, 176096), (160, 137575), (200, 110060), (250, 88048), (400, 55030), (500, 44024), (800, 27515), (1000, 22012), (2000, 11006), (4000, 5503)]