16864820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17209}}^1$

素因数の和:17232

約数の個数: 36

約数和(自身を含む): 41200740

約数和(自身を除く): 24335920

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 17209, 34418, 68836, 86045, 120463, 172090, 240926, 344180, 481852, 602315, 843241, 1204630, 1686482, 2409260, 3372964, 4216205, 8432410, 16864820]

約数ペア:

[(1, 16864820), (2, 8432410), (4, 4216205), (5, 3372964), (7, 2409260), (10, 1686482), (14, 1204630), (20, 843241), (28, 602315), (35, 481852), (49, 344180), (70, 240926), (98, 172090), (140, 120463), (196, 86045), (245, 68836), (490, 34418), (980, 17209)]