1805220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{3343}}^1$

素因数の和:3361

約数の個数: 48

約数和(自身を含む): 5617920

約数和(自身を除く): 3812700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 3343, 6686, 10029, 13372, 16715, 20058, 30087, 33430, 40116, 50145, 60174, 66860, 90261, 100290, 120348, 150435, 180522, 200580, 300870, 361044, 451305, 601740, 902610, 1805220]

約数ペア:

[(1, 1805220), (2, 902610), (3, 601740), (4, 451305), (5, 361044), (6, 300870), (9, 200580), (10, 180522), (12, 150435), (15, 120348), (18, 100290), (20, 90261), (27, 66860), (30, 60174), (36, 50145), (45, 40116), (54, 33430), (60, 30087), (90, 20058), (108, 16715), (135, 13372), (180, 10029), (270, 6686), (540, 3343)]