212401360

素因数分解:

$2^4\times 5^1\times {\mathrm{2655017}}^1$

素因数の和:2655030

約数の個数: 20

約数和(自身を含む): 493833348

約数和(自身を除く): 281431988

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2655017, 5310034, 10620068, 13275085, 21240136, 26550170, 42480272, 53100340, 106200680, 212401360]

約数ペア:

[(1, 212401360), (2, 106200680), (4, 53100340), (5, 42480272), (8, 26550170), (10, 21240136), (16, 13275085), (20, 10620068), (40, 5310034), (80, 2655017)]