85496360

素因数分解:

$2^3\times 5^1\times {\mathrm{2137409}}^1$

素因数の和:2137420

約数の個数: 16

約数和(自身を含む): 192366900

約数和(自身を除く): 106870540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2137409, 4274818, 8549636, 10687045, 17099272, 21374090, 42748180, 85496360]

約数ペア:

[(1, 85496360), (2, 42748180), (4, 21374090), (5, 17099272), (8, 10687045), (10, 8549636), (20, 4274818), (40, 2137409)]