2628400

素因数分解:

$2^4\times 5^2\times {\mathrm{6571}}^1$

素因数の和:6589

約数の個数: 30

約数和(自身を含む): 6315692

約数和(自身を除く): 3687292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 6571, 13142, 26284, 32855, 52568, 65710, 105136, 131420, 164275, 262840, 328550, 525680, 657100, 1314200, 2628400]

約数ペア:

[(1, 2628400), (2, 1314200), (4, 657100), (5, 525680), (8, 328550), (10, 262840), (16, 164275), (20, 131420), (25, 105136), (40, 65710), (50, 52568), (80, 32855), (100, 26284), (200, 13142), (400, 6571)]