17359280

素因数分解:

$2^4\times 5^1\times {\mathrm{216991}}^1$

素因数の和:217004

約数の個数: 20

約数和(自身を含む): 40360512

約数和(自身を除く): 23001232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 216991, 433982, 867964, 1084955, 1735928, 2169910, 3471856, 4339820, 8679640, 17359280]

約数ペア:

[(1, 17359280), (2, 8679640), (4, 4339820), (5, 3471856), (8, 2169910), (10, 1735928), (16, 1084955), (20, 867964), (40, 433982), (80, 216991)]