28487210

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{69481}}^1$

素因数の和:69529

約数の個数: 16

約数和(自身を含む): 52528392

約数和(自身を除く): 24041182

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 69481, 138962, 347405, 694810, 2848721, 5697442, 14243605, 28487210]

約数ペア:

[(1, 28487210), (2, 14243605), (5, 5697442), (10, 2848721), (41, 694810), (82, 347405), (205, 138962), (410, 69481)]