87868360

素因数分解:

$2^3\times 5^1\times {\mathrm{2196709}}^1$

素因数の和:2196720

約数の個数: 16

約数和(自身を含む): 197703900

約数和(自身を除く): 109835540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2196709, 4393418, 8786836, 10983545, 17573672, 21967090, 43934180, 87868360]

約数ペア:

[(1, 87868360), (2, 43934180), (4, 21967090), (5, 17573672), (8, 10983545), (10, 8786836), (20, 4393418), (40, 2196709)]