7014980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{563}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 17055360

約数和(自身を除く): 10040380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 563, 623, 890, 1126, 1246, 1780, 2252, 2492, 2815, 3115, 3941, 5630, 6230, 7882, 11260, 12460, 15764, 19705, 39410, 50107, 78820, 100214, 200428, 250535, 350749, 501070, 701498, 1002140, 1402996, 1753745, 3507490, 7014980]

約数ペア:

[(1, 7014980), (2, 3507490), (4, 1753745), (5, 1402996), (7, 1002140), (10, 701498), (14, 501070), (20, 350749), (28, 250535), (35, 200428), (70, 100214), (89, 78820), (140, 50107), (178, 39410), (356, 19705), (445, 15764), (563, 12460), (623, 11260), (890, 7882), (1126, 6230), (1246, 5630), (1780, 3941), (2252, 3115), (2492, 2815)]