28078030

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{68483}}^1$

素因数の和:68531

約数の個数: 16

約数和(自身を含む): 51773904

約数和(自身を除く): 23695874

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 68483, 136966, 342415, 684830, 2807803, 5615606, 14039015, 28078030]

約数ペア:

[(1, 28078030), (2, 14039015), (5, 5615606), (10, 2807803), (41, 684830), (82, 342415), (205, 136966), (410, 68483)]