289460090

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{607}}^1\times {\mathrm{1109}}^1$

素因数の和:1766

約数の個数: 32

約数和(自身を含む): 534504960

約数和(自身を除く): 245044870

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 607, 1109, 1214, 2218, 3035, 5545, 6070, 11090, 26101, 47687, 52202, 95374, 130505, 238435, 261010, 476870, 673163, 1346326, 3365815, 6731630, 28946009, 57892018, 144730045, 289460090]

約数ペア:

[(1, 289460090), (2, 144730045), (5, 57892018), (10, 28946009), (43, 6731630), (86, 3365815), (215, 1346326), (430, 673163), (607, 476870), (1109, 261010), (1214, 238435), (2218, 130505), (3035, 95374), (5545, 52202), (6070, 47687), (11090, 26101)]