143555020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1025393}}^1$

素因数の和:1025409

約数の個数: 24

約数和(自身を含む): 344532384

約数和(自身を除く): 200977364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1025393, 2050786, 4101572, 5126965, 7177751, 10253930, 14355502, 20507860, 28711004, 35888755, 71777510, 143555020]

約数ペア:

[(1, 143555020), (2, 71777510), (4, 35888755), (5, 28711004), (7, 20507860), (10, 14355502), (14, 10253930), (20, 7177751), (28, 5126965), (35, 4101572), (70, 2050786), (140, 1025393)]