1142800

素因数分解:

$2^4\times 5^2\times {\mathrm{2857}}^1$

素因数の和:2875

約数の個数: 30

約数和(自身を含む): 2746538

約数和(自身を除く): 1603738

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 2857, 5714, 11428, 14285, 22856, 28570, 45712, 57140, 71425, 114280, 142850, 228560, 285700, 571400, 1142800]

約数ペア:

[(1, 1142800), (2, 571400), (4, 285700), (5, 228560), (8, 142850), (10, 114280), (16, 71425), (20, 57140), (25, 45712), (40, 28570), (50, 22856), (80, 14285), (100, 11428), (200, 5714), (400, 2857)]