12790190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2053}}^1$

素因数の和:2156

約数の個数: 32

約数和(自身を含む): 26619840

約数和(自身を除く): 13829650

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 2053, 3115, 4106, 6230, 10265, 14371, 20530, 28742, 71855, 143710, 182717, 365434, 913585, 1279019, 1827170, 2558038, 6395095, 12790190]

約数ペア:

[(1, 12790190), (2, 6395095), (5, 2558038), (7, 1827170), (10, 1279019), (14, 913585), (35, 365434), (70, 182717), (89, 143710), (178, 71855), (445, 28742), (623, 20530), (890, 14371), (1246, 10265), (2053, 6230), (3115, 4106)]