795536680

素因数分解:

$2^3\times 5^1\times {\mathrm{19888417}}^1$

素因数の和:19888428

約数の個数: 16

約数和(自身を含む): 1789957620

約数和(自身を除く): 994420940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 19888417, 39776834, 79553668, 99442085, 159107336, 198884170, 397768340, 795536680]

約数ペア:

[(1, 795536680), (2, 397768340), (4, 198884170), (5, 159107336), (8, 99442085), (10, 79553668), (20, 39776834), (40, 19888417)]