2688820

素因数分解:

$2^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{577}}^1$

素因数の和:819

約数の個数: 24

約数和(自身を含む): 5680584

約数和(自身を除く): 2991764

約数列:

[1, 2, 4, 5, 10, 20, 233, 466, 577, 932, 1154, 1165, 2308, 2330, 2885, 4660, 5770, 11540, 134441, 268882, 537764, 672205, 1344410, 2688820]

約数ペア:

[(1, 2688820), (2, 1344410), (4, 672205), (5, 537764), (10, 268882), (20, 134441), (233, 11540), (466, 5770), (577, 4660), (932, 2885), (1154, 2330), (1165, 2308)]