30851860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{118661}}^1$

素因数の和:118683

約数の個数: 24

約数和(自身を含む): 69773256

約数和(自身を除く): 38921396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 118661, 237322, 474644, 593305, 1186610, 1542593, 2373220, 3085186, 6170372, 7712965, 15425930, 30851860]

約数ペア:

[(1, 30851860), (2, 15425930), (4, 7712965), (5, 6170372), (10, 3085186), (13, 2373220), (20, 1542593), (26, 1186610), (52, 593305), (65, 474644), (130, 237322), (260, 118661)]