556000

素因数分解:

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

素因数の和:164

約数の個数: 48

約数和(自身を含む): 1375920

約数和(自身を除く): 819920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 139, 160, 200, 250, 278, 400, 500, 556, 695, 800, 1000, 1112, 1390, 2000, 2224, 2780, 3475, 4000, 4448, 5560, 6950, 11120, 13900, 17375, 22240, 27800, 34750, 55600, 69500, 111200, 139000, 278000, 556000]

約数ペア:

[(1, 556000), (2, 278000), (4, 139000), (5, 111200), (8, 69500), (10, 55600), (16, 34750), (20, 27800), (25, 22240), (32, 17375), (40, 13900), (50, 11120), (80, 6950), (100, 5560), (125, 4448), (139, 4000), (160, 3475), (200, 2780), (250, 2224), (278, 2000), (400, 1390), (500, 1112), (556, 1000), (695, 800)]