40536400

素因数分解:

$2^4\times 5^2\times {\mathrm{101341}}^1$

素因数の和:101359

約数の個数: 30

約数和(自身を含む): 97389662

約数和(自身を除く): 56853262

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 101341, 202682, 405364, 506705, 810728, 1013410, 1621456, 2026820, 2533525, 4053640, 5067050, 8107280, 10134100, 20268200, 40536400]

約数ペア:

[(1, 40536400), (2, 20268200), (4, 10134100), (5, 8107280), (8, 5067050), (10, 4053640), (16, 2533525), (20, 2026820), (25, 1621456), (40, 1013410), (50, 810728), (80, 506705), (100, 405364), (200, 202682), (400, 101341)]