217212518060

素因数分解:

$2^2\times 5^1\times {\mathrm{8389}}^1\times {\mathrm{1294627}}^1$

素因数の和:1303025

約数の個数: 24

約数和(自身を含む): 456201014640

約数和(自身を除く): 238988496580

約数列:

[1, 2, 4, 5, 10, 20, 8389, 16778, 33556, 41945, 83890, 167780, 1294627, 2589254, 5178508, 6473135, 12946270, 25892540, 10860625903, 21721251806, 43442503612, 54303129515, 108606259030, 217212518060]

約数ペア:

[(1, 217212518060), (2, 108606259030), (4, 54303129515), (5, 43442503612), (10, 21721251806), (20, 10860625903), (8389, 25892540), (16778, 12946270), (33556, 6473135), (41945, 5178508), (83890, 2589254), (167780, 1294627)]