28405270

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{76771}}^1$

素因数の和:76815

約数の個数: 16

約数和(自身を含む): 52512048

約数和(自身を除く): 24106778

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 76771, 153542, 383855, 767710, 2840527, 5681054, 14202635, 28405270]

約数ペア:

[(1, 28405270), (2, 14202635), (5, 5681054), (10, 2840527), (37, 767710), (74, 383855), (185, 153542), (370, 76771)]