13942000

素因数分解:

$2^4\times 5^3\times {\mathrm{6971}}^1$

素因数の和:6994

約数の個数: 40

約数和(自身を含む): 33716592

約数和(自身を除く): 19774592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 6971, 13942, 27884, 34855, 55768, 69710, 111536, 139420, 174275, 278840, 348550, 557680, 697100, 871375, 1394200, 1742750, 2788400, 3485500, 6971000, 13942000]

約数ペア:

[(1, 13942000), (2, 6971000), (4, 3485500), (5, 2788400), (8, 1742750), (10, 1394200), (16, 871375), (20, 697100), (25, 557680), (40, 348550), (50, 278840), (80, 174275), (100, 139420), (125, 111536), (200, 69710), (250, 55768), (400, 34855), (500, 27884), (1000, 13942), (2000, 6971)]