6699140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 16262400

約数和(自身を除く): 9563260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 439, 545, 763, 878, 1090, 1526, 1756, 2180, 2195, 3052, 3073, 3815, 4390, 6146, 7630, 8780, 12292, 15260, 15365, 30730, 47851, 61460, 95702, 191404, 239255, 334957, 478510, 669914, 957020, 1339828, 1674785, 3349570, 6699140]

約数ペア:

[(1, 6699140), (2, 3349570), (4, 1674785), (5, 1339828), (7, 957020), (10, 669914), (14, 478510), (20, 334957), (28, 239255), (35, 191404), (70, 95702), (109, 61460), (140, 47851), (218, 30730), (436, 15365), (439, 15260), (545, 12292), (763, 8780), (878, 7630), (1090, 6146), (1526, 4390), (1756, 3815), (2180, 3073), (2195, 3052)]