210614740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{214913}}^1$

素因数の和:214936

約数の個数: 36

約数和(自身を含む): 514504116

約数和(自身を除く): 303889376

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 214913, 429826, 859652, 1074565, 1504391, 2149130, 3008782, 4298260, 6017564, 7521955, 10530737, 15043910, 21061474, 30087820, 42122948, 52653685, 105307370, 210614740]

約数ペア:

[(1, 210614740), (2, 105307370), (4, 52653685), (5, 42122948), (7, 30087820), (10, 21061474), (14, 15043910), (20, 10530737), (28, 7521955), (35, 6017564), (49, 4298260), (70, 3008782), (98, 2149130), (140, 1504391), (196, 1074565), (245, 859652), (490, 429826), (980, 214913)]