8170070

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{19927}}^1$

素因数の和:19975

約数の個数: 16

約数和(自身を含む): 15065568

約数和(自身を除く): 6895498

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 19927, 39854, 99635, 199270, 817007, 1634014, 4085035, 8170070]

約数ペア:

[(1, 8170070), (2, 4085035), (5, 1634014), (10, 817007), (41, 199270), (82, 99635), (205, 39854), (410, 19927)]