189290570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{4091}}^1$

素因数の和:4766

約数の個数: 32

約数和(自身を含む): 390082176

約数和(自身を除く): 200791606

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 661, 1322, 3305, 4091, 4627, 6610, 8182, 9254, 20455, 23135, 28637, 40910, 46270, 57274, 143185, 286370, 2704151, 5408302, 13520755, 18929057, 27041510, 37858114, 94645285, 189290570]

約数ペア:

[(1, 189290570), (2, 94645285), (5, 37858114), (7, 27041510), (10, 18929057), (14, 13520755), (35, 5408302), (70, 2704151), (661, 286370), (1322, 143185), (3305, 57274), (4091, 46270), (4627, 40910), (6610, 28637), (8182, 23135), (9254, 20455)]