2456820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13649}}^1$

素因数の和:13664

約数の個数: 36

約数和(自身を含む): 7452900

約数和(自身を除く): 4996080

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 13649, 27298, 40947, 54596, 68245, 81894, 122841, 136490, 163788, 204735, 245682, 272980, 409470, 491364, 614205, 818940, 1228410, 2456820]

約数ペア:

[(1, 2456820), (2, 1228410), (3, 818940), (4, 614205), (5, 491364), (6, 409470), (9, 272980), (10, 245682), (12, 204735), (15, 163788), (18, 136490), (20, 122841), (30, 81894), (36, 68245), (45, 54596), (60, 40947), (90, 27298), (180, 13649)]