2224000

素因数分解:

$2^7\times 5^3\times {\mathrm{139}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 5569200

約数和(自身を除く): 3345200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 139, 160, 200, 250, 278, 320, 400, 500, 556, 640, 695, 800, 1000, 1112, 1390, 1600, 2000, 2224, 2780, 3200, 3475, 4000, 4448, 5560, 6950, 8000, 8896, 11120, 13900, 16000, 17375, 17792, 22240, 27800, 34750, 44480, 55600, 69500, 88960, 111200, 139000, 222400, 278000, 444800, 556000, 1112000, 2224000]

約数ペア:

[(1, 2224000), (2, 1112000), (4, 556000), (5, 444800), (8, 278000), (10, 222400), (16, 139000), (20, 111200), (25, 88960), (32, 69500), (40, 55600), (50, 44480), (64, 34750), (80, 27800), (100, 22240), (125, 17792), (128, 17375), (139, 16000), (160, 13900), (200, 11120), (250, 8896), (278, 8000), (320, 6950), (400, 5560), (500, 4448), (556, 4000), (640, 3475), (695, 3200), (800, 2780), (1000, 2224), (1112, 2000), (1390, 1600)]