54105940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{386471}}^1$

素因数の和:386487

約数の個数: 24

約数和(自身を含む): 129854592

約数和(自身を除く): 75748652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 386471, 772942, 1545884, 1932355, 2705297, 3864710, 5410594, 7729420, 10821188, 13526485, 27052970, 54105940]

約数ペア:

[(1, 54105940), (2, 27052970), (4, 13526485), (5, 10821188), (7, 7729420), (10, 5410594), (14, 3864710), (20, 2705297), (28, 1932355), (35, 1545884), (70, 772942), (140, 386471)]