2866180

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1031}}^1$

素因数の和:1179

約数の個数: 24

約数和(自身を含む): 6068160

約数和(自身を除く): 3201980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1031, 1390, 2062, 2780, 4124, 5155, 10310, 20620, 143309, 286618, 573236, 716545, 1433090, 2866180]

約数ペア:

[(1, 2866180), (2, 1433090), (4, 716545), (5, 573236), (10, 286618), (20, 143309), (139, 20620), (278, 10310), (556, 5155), (695, 4124), (1031, 2780), (1390, 2062)]