86740040

素因数分解:

$2^3\times 5^1\times {\mathrm{2168501}}^1$

素因数の和:2168512

約数の個数: 16

約数和(自身を含む): 195165180

約数和(自身を除く): 108425140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2168501, 4337002, 8674004, 10842505, 17348008, 21685010, 43370020, 86740040]

約数ペア:

[(1, 86740040), (2, 43370020), (4, 21685010), (5, 17348008), (8, 10842505), (10, 8674004), (20, 4337002), (40, 2168501)]