56357140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{402551}}^1$

素因数の和:402567

約数の個数: 24

約数和(自身を含む): 135257472

約数和(自身を除く): 78900332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 402551, 805102, 1610204, 2012755, 2817857, 4025510, 5635714, 8051020, 11271428, 14089285, 28178570, 56357140]

約数ペア:

[(1, 56357140), (2, 28178570), (4, 14089285), (5, 11271428), (7, 8051020), (10, 5635714), (14, 4025510), (20, 2817857), (28, 2012755), (35, 1610204), (70, 805102), (140, 402551)]