28897210

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{70481}}^1$

素因数の和:70529

約数の個数: 16

約数和(自身を含む): 53284392

約数和(自身を除く): 24387182

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 70481, 140962, 352405, 704810, 2889721, 5779442, 14448605, 28897210]

約数ペア:

[(1, 28897210), (2, 14448605), (5, 5779442), (10, 2889721), (41, 704810), (82, 352405), (205, 140962), (410, 70481)]