142865240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{510233}}^1$

素因数の和:510251

約数の個数: 32

約数和(自身を含む): 367368480

約数和(自身を除く): 224503240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 510233, 1020466, 2040932, 2551165, 3571631, 4081864, 5102330, 7143262, 10204660, 14286524, 17858155, 20409320, 28573048, 35716310, 71432620, 142865240]

約数ペア:

[(1, 142865240), (2, 71432620), (4, 35716310), (5, 28573048), (7, 20409320), (8, 17858155), (10, 14286524), (14, 10204660), (20, 7143262), (28, 5102330), (35, 4081864), (40, 3571631), (56, 2551165), (70, 2040932), (140, 1020466), (280, 510233)]