26763664520

素因数分解:

$2^3\times 5^1\times {\mathrm{3943}}^1\times {\mathrm{169691}}^1$

素因数の和:173645

約数の個数: 32

約数和(自身を含む): 60233872320

約数和(自身を除く): 33470207800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3943, 7886, 15772, 19715, 31544, 39430, 78860, 157720, 169691, 339382, 678764, 848455, 1357528, 1696910, 3393820, 6787640, 669091613, 1338183226, 2676366452, 3345458065, 5352732904, 6690916130, 13381832260, 26763664520]

約数ペア:

[(1, 26763664520), (2, 13381832260), (4, 6690916130), (5, 5352732904), (8, 3345458065), (10, 2676366452), (20, 1338183226), (40, 669091613), (3943, 6787640), (7886, 3393820), (15772, 1696910), (19715, 1357528), (31544, 848455), (39430, 678764), (78860, 339382), (157720, 169691)]