40390906

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{4663}}^1$

素因数の和:4797

約数の個数: 16

約数和(自身を含む): 62460288

約数和(自身を除く): 22069382

約数列:

[1, 2, 61, 71, 122, 142, 4331, 4663, 8662, 9326, 284443, 331073, 568886, 662146, 20195453, 40390906]

約数ペア:

[(1, 40390906), (2, 20195453), (61, 662146), (71, 568886), (122, 331073), (142, 284443), (4331, 9326), (4663, 8662)]