1340212400

素因数分解:

$2^4\times 5^2\times {\mathrm{3350531}}^1$

素因数の和:3350549

約数の個数: 30

約数和(自身を含む): 3219861252

約数和(自身を除く): 1879648852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3350531, 6701062, 13402124, 16752655, 26804248, 33505310, 53608496, 67010620, 83763275, 134021240, 167526550, 268042480, 335053100, 670106200, 1340212400]

約数ペア:

[(1, 1340212400), (2, 670106200), (4, 335053100), (5, 268042480), (8, 167526550), (10, 134021240), (16, 83763275), (20, 67010620), (25, 53608496), (40, 33505310), (50, 26804248), (80, 16752655), (100, 13402124), (200, 6701062), (400, 3350531)]