12852020

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4093}}^1$

素因数の和:4259

約数の個数: 24

約数和(自身を含む): 27167784

約数和(自身を除く): 14315764

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 4093, 8186, 16372, 20465, 40930, 81860, 642601, 1285202, 2570404, 3213005, 6426010, 12852020]

約数ペア:

[(1, 12852020), (2, 6426010), (4, 3213005), (5, 2570404), (10, 1285202), (20, 642601), (157, 81860), (314, 40930), (628, 20465), (785, 16372), (1570, 8186), (3140, 4093)]