28825980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1361}}^1$

素因数の和:1726

約数の個数: 48

約数和(自身を含む): 81000864

約数和(自身を除く): 52174884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 353, 706, 1059, 1361, 1412, 1765, 2118, 2722, 3530, 4083, 4236, 5295, 5444, 6805, 7060, 8166, 10590, 13610, 16332, 20415, 21180, 27220, 40830, 81660, 480433, 960866, 1441299, 1921732, 2402165, 2882598, 4804330, 5765196, 7206495, 9608660, 14412990, 28825980]

約数ペア:

[(1, 28825980), (2, 14412990), (3, 9608660), (4, 7206495), (5, 5765196), (6, 4804330), (10, 2882598), (12, 2402165), (15, 1921732), (20, 1441299), (30, 960866), (60, 480433), (353, 81660), (706, 40830), (1059, 27220), (1361, 21180), (1412, 20415), (1765, 16332), (2118, 13610), (2722, 10590), (3530, 8166), (4083, 7060), (4236, 6805), (5295, 5444)]