26715580

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{19937}}^1$

素因数の和:20013

約数の個数: 24

約数和(自身を含む): 56942928

約数和(自身を除く): 30227348

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 19937, 39874, 79748, 99685, 199370, 398740, 1335779, 2671558, 5343116, 6678895, 13357790, 26715580]

約数ペア:

[(1, 26715580), (2, 13357790), (4, 6678895), (5, 5343116), (10, 2671558), (20, 1335779), (67, 398740), (134, 199370), (268, 99685), (335, 79748), (670, 39874), (1340, 19937)]