2179660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15569}}^1$

素因数の和:15585

約数の個数: 24

約数和(自身を含む): 5231520

約数和(自身を除く): 3051860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 15569, 31138, 62276, 77845, 108983, 155690, 217966, 311380, 435932, 544915, 1089830, 2179660]

約数ペア:

[(1, 2179660), (2, 1089830), (4, 544915), (5, 435932), (7, 311380), (10, 217966), (14, 155690), (20, 108983), (28, 77845), (35, 62276), (70, 31138), (140, 15569)]