2006128400

素因数分解:

$2^4\times 5^2\times {\mathrm{5015321}}^1$

素因数の和:5015339

約数の個数: 30

約数和(自身を含む): 4819724442

約数和(自身を除く): 2813596042

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 5015321, 10030642, 20061284, 25076605, 40122568, 50153210, 80245136, 100306420, 125383025, 200612840, 250766050, 401225680, 501532100, 1003064200, 2006128400]

約数ペア:

[(1, 2006128400), (2, 1003064200), (4, 501532100), (5, 401225680), (8, 250766050), (10, 200612840), (16, 125383025), (20, 100306420), (25, 80245136), (40, 50153210), (50, 40122568), (80, 25076605), (100, 20061284), (200, 10030642), (400, 5015321)]