20802690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{77047}}^1$

素因数の和:77063

約数の個数: 32

約数和(自身を含む): 55474560

約数和(自身を除く): 34671870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 77047, 154094, 231141, 385235, 462282, 693423, 770470, 1155705, 1386846, 2080269, 2311410, 3467115, 4160538, 6934230, 10401345, 20802690]

約数ペア:

[(1, 20802690), (2, 10401345), (3, 6934230), (5, 4160538), (6, 3467115), (9, 2311410), (10, 2080269), (15, 1386846), (18, 1155705), (27, 770470), (30, 693423), (45, 462282), (54, 385235), (90, 231141), (135, 154094), (270, 77047)]