4394180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31387}}^1$

素因数の和:31403

約数の個数: 24

約数和(自身を含む): 10546368

約数和(自身を除く): 6152188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 31387, 62774, 125548, 156935, 219709, 313870, 439418, 627740, 878836, 1098545, 2197090, 4394180]

約数ペア:

[(1, 4394180), (2, 2197090), (4, 1098545), (5, 878836), (7, 627740), (10, 439418), (14, 313870), (20, 219709), (28, 156935), (35, 125548), (70, 62774), (140, 31387)]