216084580

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{24611}}^1$

素因数の和:25059

約数の個数: 24

約数和(自身を含む): 454829760

約数和(自身を除く): 238745180

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 8780, 24611, 49222, 98444, 123055, 246110, 492220, 10804229, 21608458, 43216916, 54021145, 108042290, 216084580]

約数ペア:

[(1, 216084580), (2, 108042290), (4, 54021145), (5, 43216916), (10, 21608458), (20, 10804229), (439, 492220), (878, 246110), (1756, 123055), (2195, 98444), (4390, 49222), (8780, 24611)]