20161257210

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{24890441}}^1$

素因数の和:24890460

約数の個数: 40

約数和(自身を含む): 54211382676

約数和(自身を除く): 34050125466

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 24890441, 49780882, 74671323, 124452205, 149342646, 224013969, 248904410, 373356615, 448027938, 672041907, 746713230, 1120069845, 1344083814, 2016125721, 2240139690, 3360209535, 4032251442, 6720419070, 10080628605, 20161257210]

約数ペア:

[(1, 20161257210), (2, 10080628605), (3, 6720419070), (5, 4032251442), (6, 3360209535), (9, 2240139690), (10, 2016125721), (15, 1344083814), (18, 1120069845), (27, 746713230), (30, 672041907), (45, 448027938), (54, 373356615), (81, 248904410), (90, 224013969), (135, 149342646), (162, 124452205), (270, 74671323), (405, 49780882), (810, 24890441)]