28260070

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{68927}}^1$

素因数の和:68975

約数の個数: 16

約数和(自身を含む): 52109568

約数和(自身を除く): 23849498

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 68927, 137854, 344635, 689270, 2826007, 5652014, 14130035, 28260070]

約数ペア:

[(1, 28260070), (2, 14130035), (5, 5652014), (10, 2826007), (41, 689270), (82, 344635), (205, 137854), (410, 68927)]