28777270

素因数分解:

$2^1\times 5^1\times {\mathrm{1103}}^1\times {\mathrm{2609}}^1$

素因数の和:3719

約数の個数: 16

約数和(自身を含む): 51865920

約数和(自身を除く): 23088650

約数列:

[1, 2, 5, 10, 1103, 2206, 2609, 5218, 5515, 11030, 13045, 26090, 2877727, 5755454, 14388635, 28777270]

約数ペア:

[(1, 28777270), (2, 14388635), (5, 5755454), (10, 2877727), (1103, 26090), (2206, 13045), (2609, 11030), (5218, 5515)]