20173320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18679}}^1$

素因数の和:18699

約数の個数: 64

約数和(自身を含む): 67248000

約数和(自身を除く): 47074680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18679, 37358, 56037, 74716, 93395, 112074, 149432, 168111, 186790, 224148, 280185, 336222, 373580, 448296, 504333, 560370, 672444, 747160, 840555, 1008666, 1120740, 1344888, 1681110, 2017332, 2241480, 2521665, 3362220, 4034664, 5043330, 6724440, 10086660, 20173320]

約数ペア:

[(1, 20173320), (2, 10086660), (3, 6724440), (4, 5043330), (5, 4034664), (6, 3362220), (8, 2521665), (9, 2241480), (10, 2017332), (12, 1681110), (15, 1344888), (18, 1120740), (20, 1008666), (24, 840555), (27, 747160), (30, 672444), (36, 560370), (40, 504333), (45, 448296), (54, 373580), (60, 336222), (72, 280185), (90, 224148), (108, 186790), (120, 168111), (135, 149432), (180, 112074), (216, 93395), (270, 74716), (360, 56037), (540, 37358), (1080, 18679)]