28490030

素因数分解:

$2^1\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{2063}}^1$

素因数の和:3451

約数の個数: 16

約数和(自身を含む): 51344064

約数和(自身を除く): 22854034

約数列:

[1, 2, 5, 10, 1381, 2063, 2762, 4126, 6905, 10315, 13810, 20630, 2849003, 5698006, 14245015, 28490030]

約数ペア:

[(1, 28490030), (2, 14245015), (5, 5698006), (10, 2849003), (1381, 20630), (2063, 13810), (2762, 10315), (4126, 6905)]