7954660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{8117}}^1$

素因数の和:8140

約数の個数: 36

約数和(自身を含む): 19434492

約数和(自身を除く): 11479832

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 8117, 16234, 32468, 40585, 56819, 81170, 113638, 162340, 227276, 284095, 397733, 568190, 795466, 1136380, 1590932, 1988665, 3977330, 7954660]

約数ペア:

[(1, 7954660), (2, 3977330), (4, 1988665), (5, 1590932), (7, 1136380), (10, 795466), (14, 568190), (20, 397733), (28, 284095), (35, 227276), (49, 162340), (70, 113638), (98, 81170), (140, 56819), (196, 40585), (245, 32468), (490, 16234), (980, 8117)]