20759763740

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2027}}^1\times {\mathrm{7643}}^1$

素因数の和:9746

約数の個数: 48

約数和(自身を含む): 44273803392

約数和(自身を除く): 23514039652

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 2027, 4054, 7643, 8108, 10135, 15286, 20270, 30572, 38215, 40540, 76430, 135809, 152860, 271618, 512081, 543236, 679045, 1024162, 1358090, 2048324, 2560405, 2716180, 5120810, 10241620, 15492361, 30984722, 61969444, 77461805, 154923610, 309847220, 1037988187, 2075976374, 4151952748, 5189940935, 10379881870, 20759763740]

約数ペア:

[(1, 20759763740), (2, 10379881870), (4, 5189940935), (5, 4151952748), (10, 2075976374), (20, 1037988187), (67, 309847220), (134, 154923610), (268, 77461805), (335, 61969444), (670, 30984722), (1340, 15492361), (2027, 10241620), (4054, 5120810), (7643, 2716180), (8108, 2560405), (10135, 2048324), (15286, 1358090), (20270, 1024162), (30572, 679045), (38215, 543236), (40540, 512081), (76430, 271618), (135809, 152860)]