8157940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{58271}}^1$

素因数の和:58287

約数の個数: 24

約数和(自身を含む): 19579392

約数和(自身を除く): 11421452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 58271, 116542, 233084, 291355, 407897, 582710, 815794, 1165420, 1631588, 2039485, 4078970, 8157940]

約数ペア:

[(1, 8157940), (2, 4078970), (4, 2039485), (5, 1631588), (7, 1165420), (10, 815794), (14, 582710), (20, 407897), (28, 291355), (35, 233084), (70, 116542), (140, 58271)]