2889860

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1103}}^1$

素因数の和:1243

約数の個数: 24

約数和(自身を含む): 6120576

約数和(自身を除く): 3230716

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1103, 1310, 2206, 2620, 4412, 5515, 11030, 22060, 144493, 288986, 577972, 722465, 1444930, 2889860]

約数ペア:

[(1, 2889860), (2, 1444930), (4, 722465), (5, 577972), (10, 288986), (20, 144493), (131, 22060), (262, 11030), (524, 5515), (655, 4412), (1103, 2620), (1310, 2206)]