1240388518

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{274787}}^1$

素因数の和:274887

約数の個数: 16

約数和(自身を含む): 1942201584

約数和(自身を除く): 701813066

約数列:

[1, 2, 37, 61, 74, 122, 2257, 4514, 274787, 549574, 10167119, 16762007, 20334238, 33524014, 620194259, 1240388518]

約数ペア:

[(1, 1240388518), (2, 620194259), (37, 33524014), (61, 20334238), (74, 16762007), (122, 10167119), (2257, 549574), (4514, 274787)]