8121090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{643}}^1$

素因数の和:1074

約数の個数: 32

約数和(自身を含む): 19567296

約数和(自身を除く): 11446206

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 421, 643, 842, 1263, 1286, 1929, 2105, 2526, 3215, 3858, 4210, 6315, 6430, 9645, 12630, 19290, 270703, 541406, 812109, 1353515, 1624218, 2707030, 4060545, 8121090]

約数ペア:

[(1, 8121090), (2, 4060545), (3, 2707030), (5, 1624218), (6, 1353515), (10, 812109), (15, 541406), (30, 270703), (421, 19290), (643, 12630), (842, 9645), (1263, 6430), (1286, 6315), (1929, 4210), (2105, 3858), (2526, 3215)]