26812980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{148961}}^1$

素因数の和:148976

約数の個数: 36

約数和(自身を含む): 81333252

約数和(自身を除く): 54520272

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 148961, 297922, 446883, 595844, 744805, 893766, 1340649, 1489610, 1787532, 2234415, 2681298, 2979220, 4468830, 5362596, 6703245, 8937660, 13406490, 26812980]

約数ペア:

[(1, 26812980), (2, 13406490), (3, 8937660), (4, 6703245), (5, 5362596), (6, 4468830), (9, 2979220), (10, 2681298), (12, 2234415), (15, 1787532), (18, 1489610), (20, 1340649), (30, 893766), (36, 744805), (45, 595844), (60, 446883), (90, 297922), (180, 148961)]