19830540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{330509}}^1$

素因数の和:330521

約数の個数: 24

約数和(自身を含む): 55525680

約数和(自身を除く): 35695140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 330509, 661018, 991527, 1322036, 1652545, 1983054, 3305090, 3966108, 4957635, 6610180, 9915270, 19830540]

約数ペア:

[(1, 19830540), (2, 9915270), (3, 6610180), (4, 4957635), (5, 3966108), (6, 3305090), (10, 1983054), (12, 1652545), (15, 1322036), (20, 991527), (30, 661018), (60, 330509)]