1286012710

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{925189}}^1$

素因数の和:925335

約数の個数: 16

約数和(自身を含む): 2331478800

約数和(自身を除く): 1045466090

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 925189, 1850378, 4625945, 9251890, 128601271, 257202542, 643006355, 1286012710]

約数ペア:

[(1, 1286012710), (2, 643006355), (5, 257202542), (10, 128601271), (139, 9251890), (278, 4625945), (695, 1850378), (1390, 925189)]