1796148040

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{109789}}^1$

素因数の和:110209

約数の個数: 32

約数和(自身を含む): 4051251000

約数和(自身を除く): 2255102960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 3272, 4090, 8180, 16360, 109789, 219578, 439156, 548945, 878312, 1097890, 2195780, 4391560, 44903701, 89807402, 179614804, 224518505, 359229608, 449037010, 898074020, 1796148040]

約数ペア:

[(1, 1796148040), (2, 898074020), (4, 449037010), (5, 359229608), (8, 224518505), (10, 179614804), (20, 89807402), (40, 44903701), (409, 4391560), (818, 2195780), (1636, 1097890), (2045, 878312), (3272, 548945), (4090, 439156), (8180, 219578), (16360, 109789)]