2498940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13883}}^1$

素因数の和:13898

約数の個数: 36

約数和(自身を含む): 7580664

約数和(自身を除く): 5081724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 13883, 27766, 41649, 55532, 69415, 83298, 124947, 138830, 166596, 208245, 249894, 277660, 416490, 499788, 624735, 832980, 1249470, 2498940]

約数ペア:

[(1, 2498940), (2, 1249470), (3, 832980), (4, 624735), (5, 499788), (6, 416490), (9, 277660), (10, 249894), (12, 208245), (15, 166596), (18, 138830), (20, 124947), (30, 83298), (36, 69415), (45, 55532), (60, 41649), (90, 27766), (180, 13883)]