12750820

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5849}}^1$

素因数の和:5967

約数の個数: 24

約数和(自身を含む): 27027000

約数和(自身を除く): 14276180

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 5849, 11698, 23396, 29245, 58490, 116980, 637541, 1275082, 2550164, 3187705, 6375410, 12750820]

約数ペア:

[(1, 12750820), (2, 6375410), (4, 3187705), (5, 2550164), (10, 1275082), (20, 637541), (109, 116980), (218, 58490), (436, 29245), (545, 23396), (1090, 11698), (2180, 5849)]