142757380

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{26339}}^1$

素因数の和:26619

約数の個数: 24

約数和(自身を含む): 300908160

約数和(自身を除く): 158150780

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 26339, 52678, 105356, 131695, 263390, 526780, 7137869, 14275738, 28551476, 35689345, 71378690, 142757380]

約数ペア:

[(1, 142757380), (2, 71378690), (4, 35689345), (5, 28551476), (10, 14275738), (20, 7137869), (271, 526780), (542, 263390), (1084, 131695), (1355, 105356), (2710, 52678), (5420, 26339)]