18005220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{33343}}^1$

素因数の和:33361

約数の個数: 48

約数和(自身を含む): 56017920

約数和(自身を除く): 38012700

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, 33343, 66686, 100029, 133372, 166715, 200058, 300087, 333430, 400116, 500145, 600174, 666860, 900261, 1000290, 1200348, 1500435, 1800522, 2000580, 3000870, 3601044, 4501305, 6001740, 9002610, 18005220]

約数ペア:

[(1, 18005220), (2, 9002610), (3, 6001740), (4, 4501305), (5, 3601044), (6, 3000870), (9, 2000580), (10, 1800522), (12, 1500435), (15, 1200348), (18, 1000290), (20, 900261), (27, 666860), (30, 600174), (36, 500145), (45, 400116), (54, 333430), (60, 300087), (90, 200058), (108, 166715), (135, 133372), (180, 100029), (270, 66686), (540, 33343)]