28143010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{402043}}^1$

素因数の和:402057

約数の個数: 16

約数和(自身を含む): 57894336

約数和(自身を除く): 29751326

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 402043, 804086, 2010215, 2814301, 4020430, 5628602, 14071505, 28143010]

約数ペア:

[(1, 28143010), (2, 14071505), (5, 5628602), (7, 4020430), (10, 2814301), (14, 2010215), (35, 804086), (70, 402043)]