83839340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{322459}}^1$

素因数の和:322481

約数の個数: 24

約数和(自身を含む): 189606480

約数和(自身を除く): 105767140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 322459, 644918, 1289836, 1612295, 3224590, 4191967, 6449180, 8383934, 16767868, 20959835, 41919670, 83839340]

約数ペア:

[(1, 83839340), (2, 41919670), (4, 20959835), (5, 16767868), (10, 8383934), (13, 6449180), (20, 4191967), (26, 3224590), (52, 1612295), (65, 1289836), (130, 644918), (260, 322459)]