1295980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9257}}^1$

素因数の和:9273

約数の個数: 24

約数和(自身を含む): 3110688

約数和(自身を除く): 1814708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9257, 18514, 37028, 46285, 64799, 92570, 129598, 185140, 259196, 323995, 647990, 1295980]

約数ペア:

[(1, 1295980), (2, 647990), (4, 323995), (5, 259196), (7, 185140), (10, 129598), (14, 92570), (20, 64799), (28, 46285), (35, 37028), (70, 18514), (140, 9257)]