16851540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{280859}}^1$

素因数の和:280871

約数の個数: 24

約数和(自身を含む): 47184480

約数和(自身を除く): 30332940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 280859, 561718, 842577, 1123436, 1404295, 1685154, 2808590, 3370308, 4212885, 5617180, 8425770, 16851540]

約数ペア:

[(1, 16851540), (2, 8425770), (3, 5617180), (4, 4212885), (5, 3370308), (6, 2808590), (10, 1685154), (12, 1404295), (15, 1123436), (20, 842577), (30, 561718), (60, 280859)]