69722140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{85027}}^1$

素因数の和:85077

約数の個数: 24

約数和(自身を含む): 149989392

約数和(自身を除く): 80267252

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 85027, 170054, 340108, 425135, 850270, 1700540, 3486107, 6972214, 13944428, 17430535, 34861070, 69722140]

約数ペア:

[(1, 69722140), (2, 34861070), (4, 17430535), (5, 13944428), (10, 6972214), (20, 3486107), (41, 1700540), (82, 850270), (164, 425135), (205, 340108), (410, 170054), (820, 85027)]