57426440

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{3331}}^1$

素因数の和:3773

約数の個数: 32

約数和(自身を含む): 129548160

約数和(自身を除く): 72121720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 3331, 3448, 4310, 6662, 8620, 13324, 16655, 17240, 26648, 33310, 66620, 133240, 1435661, 2871322, 5742644, 7178305, 11485288, 14356610, 28713220, 57426440]

約数ペア:

[(1, 57426440), (2, 28713220), (4, 14356610), (5, 11485288), (8, 7178305), (10, 5742644), (20, 2871322), (40, 1435661), (431, 133240), (862, 66620), (1724, 33310), (2155, 26648), (3331, 17240), (3448, 16655), (4310, 13324), (6662, 8620)]