2912608780

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1047701}}^1$

素因数の和:1047849

約数の個数: 24

約数和(自身を含む): 6160487760

約数和(自身を除く): 3247878980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 1047701, 2095402, 4190804, 5238505, 10477010, 20954020, 145630439, 291260878, 582521756, 728152195, 1456304390, 2912608780]

約数ペア:

[(1, 2912608780), (2, 1456304390), (4, 728152195), (5, 582521756), (10, 291260878), (20, 145630439), (139, 20954020), (278, 10477010), (556, 5238505), (695, 4190804), (1390, 2095402), (2780, 1047701)]