20890830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{696361}}^1$

素因数の和:696371

約数の個数: 16

約数和(自身を含む): 50138064

約数和(自身を除く): 29247234

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 696361, 1392722, 2089083, 3481805, 4178166, 6963610, 10445415, 20890830]

約数ペア:

[(1, 20890830), (2, 10445415), (3, 6963610), (5, 4178166), (6, 3481805), (10, 2089083), (15, 1392722), (30, 696361)]