135173860

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{43049}}^1$

素因数の和:43215

約数の個数: 24

約数和(自身を含む): 285679800

約数和(自身を除く): 150505940

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 43049, 86098, 172196, 215245, 430490, 860980, 6758693, 13517386, 27034772, 33793465, 67586930, 135173860]

約数ペア:

[(1, 135173860), (2, 67586930), (4, 33793465), (5, 27034772), (10, 13517386), (20, 6758693), (157, 860980), (314, 430490), (628, 215245), (785, 172196), (1570, 86098), (3140, 43049)]