2173480

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{811}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 4969440

約数和(自身を除く): 2795960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 811, 1340, 1622, 2680, 3244, 4055, 6488, 8110, 16220, 32440, 54337, 108674, 217348, 271685, 434696, 543370, 1086740, 2173480]

約数ペア:

[(1, 2173480), (2, 1086740), (4, 543370), (5, 434696), (8, 271685), (10, 217348), (20, 108674), (40, 54337), (67, 32440), (134, 16220), (268, 8110), (335, 6488), (536, 4055), (670, 3244), (811, 2680), (1340, 1622)]