2189229870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{72974329}}^1$

素因数の和:72974339

約数の個数: 16

約数和(自身を含む): 5254151760

約数和(自身を除く): 3064921890

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 72974329, 145948658, 218922987, 364871645, 437845974, 729743290, 1094614935, 2189229870]

約数ペア:

[(1, 2189229870), (2, 1094614935), (3, 729743290), (5, 437845974), (6, 364871645), (10, 218922987), (15, 145948658), (30, 72974329)]