16393480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 39087360

約数和(自身を除く): 22693880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 103, 115, 173, 184, 206, 230, 346, 412, 460, 515, 692, 824, 865, 920, 1030, 1384, 1730, 2060, 2369, 3460, 3979, 4120, 4738, 6920, 7958, 9476, 11845, 15916, 17819, 18952, 19895, 23690, 31832, 35638, 39790, 47380, 71276, 79580, 89095, 94760, 142552, 159160, 178190, 356380, 409837, 712760, 819674, 1639348, 2049185, 3278696, 4098370, 8196740, 16393480]

約数ペア:

[(1, 16393480), (2, 8196740), (4, 4098370), (5, 3278696), (8, 2049185), (10, 1639348), (20, 819674), (23, 712760), (40, 409837), (46, 356380), (92, 178190), (103, 159160), (115, 142552), (173, 94760), (184, 89095), (206, 79580), (230, 71276), (346, 47380), (412, 39790), (460, 35638), (515, 31832), (692, 23690), (824, 19895), (865, 18952), (920, 17819), (1030, 15916), (1384, 11845), (1730, 9476), (2060, 7958), (2369, 6920), (3460, 4738), (3979, 4120)]