996940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{7121}}^1$

素因数の和:7137

約数の個数: 24

約数和(自身を含む): 2392992

約数和(自身を除く): 1396052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 7121, 14242, 28484, 35605, 49847, 71210, 99694, 142420, 199388, 249235, 498470, 996940]

約数ペア:

[(1, 996940), (2, 498470), (4, 249235), (5, 199388), (7, 142420), (10, 99694), (14, 71210), (20, 49847), (28, 35605), (35, 28484), (70, 14242), (140, 7121)]