2816820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{15649}}^1$

素因数の和:15664

約数の個数: 36

約数和(自身を含む): 8544900

約数和(自身を除く): 5728080

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 15649, 31298, 46947, 62596, 78245, 93894, 140841, 156490, 187788, 234735, 281682, 312980, 469470, 563364, 704205, 938940, 1408410, 2816820]

約数ペア:

[(1, 2816820), (2, 1408410), (3, 938940), (4, 704205), (5, 563364), (6, 469470), (9, 312980), (10, 281682), (12, 234735), (15, 187788), (18, 156490), (20, 140841), (30, 93894), (36, 78245), (45, 62596), (60, 46947), (90, 31298), (180, 15649)]