16854780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{280913}}^1$

素因数の和:280925

約数の個数: 24

約数和(自身を含む): 47193552

約数和(自身を除く): 30338772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 280913, 561826, 842739, 1123652, 1404565, 1685478, 2809130, 3370956, 4213695, 5618260, 8427390, 16854780]

約数ペア:

[(1, 16854780), (2, 8427390), (3, 5618260), (4, 4213695), (5, 3370956), (6, 2809130), (10, 1685478), (12, 1404565), (15, 1123652), (20, 842739), (30, 561826), (60, 280913)]