20811480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173429}}^1$

素因数の和:173443

約数の個数: 32

約数和(自身を含む): 62434800

約数和(自身を除く): 41623320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173429, 346858, 520287, 693716, 867145, 1040574, 1387432, 1734290, 2081148, 2601435, 3468580, 4162296, 5202870, 6937160, 10405740, 20811480]

約数ペア:

[(1, 20811480), (2, 10405740), (3, 6937160), (4, 5202870), (5, 4162296), (6, 3468580), (8, 2601435), (10, 2081148), (12, 1734290), (15, 1387432), (20, 1040574), (24, 867145), (30, 693716), (40, 520287), (60, 346858), (120, 173429)]