2780451044

素因数分解:

$2^2\times 7^1\times {\mathrm{673}}^1\times {\mathrm{147551}}^1$

素因数の和:148235

約数の個数: 24

約数和(自身を含む): 5569202688

約数和(自身を除く): 2788751644

約数列:

[1, 2, 4, 7, 14, 28, 673, 1346, 2692, 4711, 9422, 18844, 147551, 295102, 590204, 1032857, 2065714, 4131428, 99301823, 198603646, 397207292, 695112761, 1390225522, 2780451044]

約数ペア:

[(1, 2780451044), (2, 1390225522), (4, 695112761), (7, 397207292), (14, 198603646), (28, 99301823), (673, 4131428), (1346, 2065714), (2692, 1032857), (4711, 590204), (9422, 295102), (18844, 147551)]