31246960

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2851}}^1$

素因数の和:3001

約数の個数: 40

約数和(自身を含む): 73205136

約数和(自身を除く): 41958176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 2851, 5480, 5702, 10960, 11404, 14255, 22808, 28510, 45616, 57020, 114040, 228080, 390587, 781174, 1562348, 1952935, 3124696, 3905870, 6249392, 7811740, 15623480, 31246960]

約数ペア:

[(1, 31246960), (2, 15623480), (4, 7811740), (5, 6249392), (8, 3905870), (10, 3124696), (16, 1952935), (20, 1562348), (40, 781174), (80, 390587), (137, 228080), (274, 114040), (548, 57020), (685, 45616), (1096, 28510), (1370, 22808), (2192, 14255), (2740, 11404), (2851, 10960), (5480, 5702)]