20490090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{683003}}^1$

素因数の和:683013

約数の個数: 16

約数和(自身を含む): 49176288

約数和(自身を除く): 28686198

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 683003, 1366006, 2049009, 3415015, 4098018, 6830030, 10245045, 20490090]

約数ペア:

[(1, 20490090), (2, 10245045), (3, 6830030), (5, 4098018), (6, 3415015), (10, 2049009), (15, 1366006), (30, 683003)]