5280943940

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1027421}}^1$

素因数の和:1027687

約数の個数: 24

約数和(自身を含む): 11133144792

約数和(自身を除く): 5852200852

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 1027421, 2054842, 4109684, 5137105, 10274210, 20548420, 264047197, 528094394, 1056188788, 1320235985, 2640471970, 5280943940]

約数ペア:

[(1, 5280943940), (2, 2640471970), (4, 1320235985), (5, 1056188788), (10, 528094394), (20, 264047197), (257, 20548420), (514, 10274210), (1028, 5137105), (1285, 4109684), (2570, 2054842), (5140, 1027421)]