8308400

素因数分解:

$2^4\times 5^2\times {\mathrm{20771}}^1$

素因数の和:20789

約数の個数: 30

約数和(自身を含む): 19961892

約数和(自身を除く): 11653492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 20771, 41542, 83084, 103855, 166168, 207710, 332336, 415420, 519275, 830840, 1038550, 1661680, 2077100, 4154200, 8308400]

約数ペア:

[(1, 8308400), (2, 4154200), (4, 2077100), (5, 1661680), (8, 1038550), (10, 830840), (16, 519275), (20, 415420), (25, 332336), (40, 207710), (50, 166168), (80, 103855), (100, 83084), (200, 41542), (400, 20771)]