16668660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{787}}^1$

素因数の和:1152

約数の個数: 48

約数和(自身を含む): 46863936

約数和(自身を除く): 30195276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 353, 706, 787, 1059, 1412, 1574, 1765, 2118, 2361, 3148, 3530, 3935, 4236, 4722, 5295, 7060, 7870, 9444, 10590, 11805, 15740, 21180, 23610, 47220, 277811, 555622, 833433, 1111244, 1389055, 1666866, 2778110, 3333732, 4167165, 5556220, 8334330, 16668660]

約数ペア:

[(1, 16668660), (2, 8334330), (3, 5556220), (4, 4167165), (5, 3333732), (6, 2778110), (10, 1666866), (12, 1389055), (15, 1111244), (20, 833433), (30, 555622), (60, 277811), (353, 47220), (706, 23610), (787, 21180), (1059, 15740), (1412, 11805), (1574, 10590), (1765, 9444), (2118, 7870), (2361, 7060), (3148, 5295), (3530, 4722), (3935, 4236)]