141281680

素因数分解:

$2^4\times 5^1\times {\mathrm{1766021}}^1$

素因数の和:1766034

約数の個数: 20

約数和(自身を含む): 328480092

約数和(自身を除く): 187198412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1766021, 3532042, 7064084, 8830105, 14128168, 17660210, 28256336, 35320420, 70640840, 141281680]

約数ペア:

[(1, 141281680), (2, 70640840), (4, 35320420), (5, 28256336), (8, 17660210), (10, 14128168), (16, 8830105), (20, 7064084), (40, 3532042), (80, 1766021)]