109681360

素因数分解:

$2^4\times 5^1\times {\mathrm{1371017}}^1$

素因数の和:1371030

約数の個数: 20

約数和(自身を含む): 255009348

約数和(自身を除く): 145327988

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1371017, 2742034, 5484068, 6855085, 10968136, 13710170, 21936272, 27420340, 54840680, 109681360]

約数ペア:

[(1, 109681360), (2, 54840680), (4, 27420340), (5, 21936272), (8, 13710170), (10, 10968136), (16, 6855085), (20, 5484068), (40, 2742034), (80, 1371017)]