28811110

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{70271}}^1$

素因数の和:70319

約数の個数: 16

約数和(自身を含む): 53125632

約数和(自身を除く): 24314522

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 70271, 140542, 351355, 702710, 2881111, 5762222, 14405555, 28811110]

約数ペア:

[(1, 28811110), (2, 14405555), (5, 5762222), (10, 2881111), (41, 702710), (82, 351355), (205, 140542), (410, 70271)]