1478000

素因数分解:

$2^4\times 5^3\times {\mathrm{739}}^1$

素因数の和:762

約数の個数: 40

約数和(自身を含む): 3578640

約数和(自身を除く): 2100640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 739, 1000, 1478, 2000, 2956, 3695, 5912, 7390, 11824, 14780, 18475, 29560, 36950, 59120, 73900, 92375, 147800, 184750, 295600, 369500, 739000, 1478000]

約数ペア:

[(1, 1478000), (2, 739000), (4, 369500), (5, 295600), (8, 184750), (10, 147800), (16, 92375), (20, 73900), (25, 59120), (40, 36950), (50, 29560), (80, 18475), (100, 14780), (125, 11824), (200, 7390), (250, 5912), (400, 3695), (500, 2956), (739, 2000), (1000, 1478)]