57437240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{205133}}^1$

素因数の和:205151

約数の個数: 32

約数和(自身を含む): 147696480

約数和(自身を除く): 90259240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 205133, 410266, 820532, 1025665, 1435931, 1641064, 2051330, 2871862, 4102660, 5743724, 7179655, 8205320, 11487448, 14359310, 28718620, 57437240]

約数ペア:

[(1, 57437240), (2, 28718620), (4, 14359310), (5, 11487448), (7, 8205320), (8, 7179655), (10, 5743724), (14, 4102660), (20, 2871862), (28, 2051330), (35, 1641064), (40, 1435931), (56, 1025665), (70, 820532), (140, 410266), (280, 205133)]