2162800

素因数分解:

$2^4\times 5^2\times {\mathrm{5407}}^1$

素因数の和:5425

約数の個数: 30

約数和(自身を含む): 5197088

約数和(自身を除く): 3034288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 5407, 10814, 21628, 27035, 43256, 54070, 86512, 108140, 135175, 216280, 270350, 432560, 540700, 1081400, 2162800]

約数ペア:

[(1, 2162800), (2, 1081400), (4, 540700), (5, 432560), (8, 270350), (10, 216280), (16, 135175), (20, 108140), (25, 86512), (40, 54070), (50, 43256), (80, 27035), (100, 21628), (200, 10814), (400, 5407)]